137440101381 has 8 divisors (see below), whose sum is σ = 199912874784. Its totient is φ = 83297031120.

The previous prime is 137440101371. The next prime is 137440101443. The reversal of 137440101381 is 183101044731.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 137440101381 - 2¹¹ = 137440099333 is a prime.

It is a super-2 number, since 2×137440101381² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 4164851557 = 137440101381 / (1 + 3 + 7 + 4 + 4 + 0 + 1 + 0 + 1 + 3 + 8 + 1).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137440101301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2082425746 + ... + 2082425811.

It is an arithmetic number, because the mean of its divisors is an integer number (24989109348).

Almost surely, 2^137440101381 is an apocalyptic number.

137440101381 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

137440101381 is a deficient number, since it is larger than the sum of its proper divisors (62472773403).

137440101381 is a wasteful number, since it uses less digits than its factorization.

137440101381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4164851571.

The product of its (nonzero) digits is 8064, while the sum is 33.

The spelling of 137440101381 in words is "one hundred thirty-seven billion, four hundred forty million, one hundred one thousand, three hundred eighty-one".