1157440882993 has 4 divisors (see below), whose sum is σ = 1157446385008. Its totient is φ = 1157435380980.

The previous prime is 1157440882931. The next prime is 1157440883029. The reversal of 1157440882993 is 3992880447511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1157440882993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1157440882093) 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, 2422371 + ... + 2860552.

It is an arithmetic number, because the mean of its divisors is an integer number (289361596252).

Almost surely, 2^{1157440882993} is an apocalyptic number.

It is an amenable number.

1157440882993 is a deficient number, since it is larger than the sum of its proper divisors (5502015).

1157440882993 is an equidigital number, since it uses as much as digits as its factorization.

1157440882993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5502014.

The product of its (nonzero) digits is 17418240, while the sum is 61.

The spelling of 1157440882993 in words is "one trillion, one hundred fifty-seven billion, four hundred forty million, eight hundred eighty-two thousand, nine hundred ninety-three".