1157091760087 has 2 divisors, whose sum is σ = 1157091760088. Its totient is φ = 1157091760086.

The previous prime is 1157091760079. The next prime is 1157091760129. The reversal of 1157091760087 is 7800671907511.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1157091760087 - 2³ = 1157091760079 is a prime.

It is a super-2 number, since 2×1157091760087² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1157091760687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 578545880043 + 578545880044.

It is an arithmetic number, because the mean of its divisors is an integer number (578545880044).

Almost surely, 2^{1157091760087} is an apocalyptic number.

1157091760087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1157091760087 is an equidigital number, since it uses as much as digits as its factorization.

1157091760087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 740880, while the sum is 52.

The spelling of 1157091760087 in words is "one trillion, one hundred fifty-seven billion, ninety-one million, seven hundred sixty thousand, eighty-seven".