1172053877 has 2 divisors, whose sum is σ = 1172053878. Its totient is φ = 1172053876.

The previous prime is 1172053837. The next prime is 1172053901. The reversal of 1172053877 is 7783502711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1142034436 + 30019441 = 33794^2 + 5479^2 .

It is a cyclic number.

It is not a de Polignac number, because 1172053877 - 2⁸ = 1172053621 is a prime.

It is a super-2 number, since 2×1172053877² = 2747420581181462258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1172053837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 586026938 + 586026939.

It is an arithmetic number, because the mean of its divisors is an integer number (586026939).

Almost surely, 2^1172053877 is an apocalyptic number.

It is an amenable number.

1172053877 is a deficient number, since it is larger than the sum of its proper divisors (1).

1172053877 is an equidigital number, since it uses as much as digits as its factorization.

1172053877 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82320, while the sum is 41.

The square root of 1172053877 is about 34235.2724101912. The cubic root of 1172053877 is about 1054.3444718153.

The spelling of 1172053877 in words is "one billion, one hundred seventy-two million, fifty-three thousand, eight hundred seventy-seven".