1137107255551 has 4 divisors (see below), whose sum is σ = 1176317850600. Its totient is φ = 1097896660504.

The previous prime is 1137107255527. The next prime is 1137107255563. The reversal of 1137107255551 is 1555527017311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1137107255551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1137107255498 and 1137107255507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1137107295551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19605297481 + ... + 19605297538.

It is an arithmetic number, because the mean of its divisors is an integer number (294079462650).

Almost surely, 2^{1137107255551} is an apocalyptic number.

1137107255551 is a deficient number, since it is larger than the sum of its proper divisors (39210595049).

1137107255551 is an equidigital number, since it uses as much as digits as its factorization.

1137107255551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39210595048.

The product of its (nonzero) digits is 183750, while the sum is 43.

The spelling of 1137107255551 in words is "one trillion, one hundred thirty-seven billion, one hundred seven million, two hundred fifty-five thousand, five hundred fifty-one".