1055313551 has 2 divisors, whose sum is σ = 1055313552. Its totient is φ = 1055313550.

The previous prime is 1055313499. The next prime is 1055313569. The reversal of 1055313551 is 1553135501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1055313551 - 2⁶ = 1055313487 is a prime.

It is a super-2 number, since 2×1055313551² = 2227373381848459202, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1055613551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527656775 + 527656776.

It is an arithmetic number, because the mean of its divisors is an integer number (527656776).

Almost surely, 2^1055313551 is an apocalyptic number.

1055313551 is a deficient number, since it is larger than the sum of its proper divisors (1).

1055313551 is an equidigital number, since it uses as much as digits as its factorization.

1055313551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5625, while the sum is 29.

The square root of 1055313551 is about 32485.5898976762. The cubic root of 1055313551 is about 1018.1079724729.

The spelling of 1055313551 in words is "one billion, fifty-five million, three hundred thirteen thousand, five hundred fifty-one".