137193308919 has 12 divisors (see below), whose sum is σ = 200092076496. Its totient is φ = 90574222752.

The previous prime is 137193308839. The next prime is 137193308929. The reversal of 137193308919 is 919803391731.

It is a happy number.

137193308919 is a `hidden beast` number, since 137 + 193 + 308 + 9 + 19 = 666.

It is not a de Polignac number, because 137193308919 - 2¹¹ = 137193306871 is a prime.

It is a super-2 number, since 2×137193308919² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137193308929) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73997622 + ... + 73999475.

It is an arithmetic number, because the mean of its divisors is an integer number (16674339708).

Almost surely, 2^137193308919 is an apocalyptic number.

137193308919 is a deficient number, since it is larger than the sum of its proper divisors (62898767577).

137193308919 is a wasteful number, since it uses less digits than its factorization.

137193308919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147997206 (or 147997203 counting only the distinct ones).

The product of its (nonzero) digits is 1102248, while the sum is 54.

The spelling of 137193308919 in words is "one hundred thirty-seven billion, one hundred ninety-three million, three hundred eight thousand, nine hundred nineteen".