137404274053 has 2 divisors, whose sum is σ = 137404274054. Its totient is φ = 137404274052.

The previous prime is 137404274039. The next prime is 137404274099. The reversal of 137404274053 is 350472404731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117430953124 + 19973320929 = 342682^2 + 141327^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137404274053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 137404273997 and 137404274015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137404275053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68702137026 + 68702137027.

It is an arithmetic number, because the mean of its divisors is an integer number (68702137027).

Almost surely, 2^137404274053 is an apocalyptic number.

It is an amenable number.

137404274053 is a deficient number, since it is larger than the sum of its proper divisors (1).

137404274053 is an equidigital number, since it uses as much as digits as its factorization.

137404274053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 282240, while the sum is 40.

Adding to 137404274053 its reverse (350472404731), we get a palindrome (487876678784).

The spelling of 137404274053 in words is "one hundred thirty-seven billion, four hundred four million, two hundred seventy-four thousand, fifty-three".