1155962053 has 2 divisors, whose sum is σ = 1155962054. Its totient is φ = 1155962052.

The previous prime is 1155962009. The next prime is 1155962063. The reversal of 1155962053 is 3502695511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 658538244 + 497423809 = 25662^2 + 22303^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1155962053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1155962063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577981026 + 577981027.

It is an arithmetic number, because the mean of its divisors is an integer number (577981027).

Almost surely, 2^1155962053 is an apocalyptic number.

It is an amenable number.

1155962053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1155962053 is an equidigital number, since it uses as much as digits as its factorization.

1155962053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40500, while the sum is 37.

The square root of 1155962053 is about 33999.4419513027. The cubic root of 1155962053 is about 1049.4969784068.

It can be divided in two parts, 115596 and 2053, that added together give a 6-th power (117649 = 7⁶).

The spelling of 1155962053 in words is "one billion, one hundred fifty-five million, nine hundred sixty-two thousand, fifty-three".