134131001240 has 16 divisors (see below), whose sum is σ = 301794752880. Its totient is φ = 53652400480.

The previous prime is 134131001237. The next prime is 134131001261. The reversal of 134131001240 is 42100131431.

It is a super-2 number, since 2×134131001240² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1676637476 + ... + 1676637555.

It is an arithmetic number, because the mean of its divisors is an integer number (18862172055).

Almost surely, 2^134131001240 is an apocalyptic number.

134131001240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134131001240 is an abundant number, since it is smaller than the sum of its proper divisors (167663751640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134131001240 is a wasteful number, since it uses less digits than its factorization.

134131001240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3353275042 (or 3353275038 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 134131001240 its reverse (42100131431), we get a palindrome (176231132671).

The spelling of 134131001240 in words is "one hundred thirty-four billion, one hundred thirty-one million, one thousand, two hundred forty".