7055513 has 2 divisors, whose sum is σ = 7055514. Its totient is φ = 7055512.

The previous prime is 7055509. The next prime is 7055533. The reversal of 7055513 is 3155507.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4276624 + 2778889 = 2068^2 + 1667^2 .

It is a cyclic number.

It is not a de Polignac number, because 7055513 - 2² = 7055509 is a prime.

It is not a weakly prime, because it can be changed into another prime (7055533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3527756 + 3527757.

It is an arithmetic number, because the mean of its divisors is an integer number (3527757).

Almost surely, 2^7055513 is an apocalyptic number.

It is an amenable number.

7055513 is a deficient number, since it is larger than the sum of its proper divisors (1).

7055513 is an equidigital number, since it uses as much as digits as its factorization.

7055513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2625, while the sum is 26.

The square root of 7055513 is about 2656.2215645537. The cubic root of 7055513 is about 191.7974661894.

It can be divided in two parts, 705551 and 3, that multiplied together give a triangular number (2116653 = T₂₀₅₇).

The spelling of 7055513 in words is "seven million, fifty-five thousand, five hundred thirteen".