1157047012337 has 4 divisors (see below), whose sum is σ = 1225108601316. Its totient is φ = 1088985423360.

The previous prime is 1157047012321. The next prime is 1157047012339. The reversal of 1157047012337 is 7332107407511.

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

It can be written as a sum of positive squares in 2 ways, for example, as 553440772096 + 603606240241 = 743936^2 + 776921^2 .

It is not a de Polignac number, because 1157047012337 - 2⁴ = 1157047012321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1157047012294 and 1157047012303.

It is not an unprimeable number, because it can be changed into a prime (1157047012339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34030794464 + ... + 34030794497.

It is an arithmetic number, because the mean of its divisors is an integer number (306277150329).

Almost surely, 2^{1157047012337} is an apocalyptic number.

1157047012337 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1157047012337 is a deficient number, since it is larger than the sum of its proper divisors (68061588979).

1157047012337 is an equidigital number, since it uses as much as digits as its factorization.

1157047012337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68061588978.

The product of its (nonzero) digits is 123480, while the sum is 41.

The spelling of 1157047012337 in words is "one trillion, one hundred fifty-seven billion, forty-seven million, twelve thousand, three hundred thirty-seven".