1157122211005 has 16 divisors (see below), whose sum is σ = 1414543173120. Its totient is φ = 908507089152.

The previous prime is 1157122210967. The next prime is 1157122211033. The reversal of 1157122211005 is 5001122217511.

It is a cyclic number.

It is not a de Polignac number, because 1157122211005 - 2⁷ = 1157122210877 is a prime.

It is a super-2 number, since 2×1157122211005² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8704764 + ... + 8836693.

It is an arithmetic number, because the mean of its divisors is an integer number (88408948320).

Almost surely, 2^{1157122211005} is an apocalyptic number.

It is an amenable number.

1157122211005 is a deficient number, since it is larger than the sum of its proper divisors (257420962115).

1157122211005 is a wasteful number, since it uses less digits than its factorization.

1157122211005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17541708.

The product of its (nonzero) digits is 1400, while the sum is 28.

Adding to 1157122211005 its reverse (5001122217511), we get a palindrome (6158244428516).

The spelling of 1157122211005 in words is "one trillion, one hundred fifty-seven billion, one hundred twenty-two million, two hundred eleven thousand, five".