56260511 has 2 divisors, whose sum is σ = 56260512. Its totient is φ = 56260510.

The previous prime is 56260481. The next prime is 56260517. The reversal of 56260511 is 11506265.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56260511 - 2¹⁰ = 56259487 is a prime.

It is a super-2 number, since 2×56260511² = 6330490195962242, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56260517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28130255 + 28130256.

It is an arithmetic number, because the mean of its divisors is an integer number (28130256).

Almost surely, 2^56260511 is an apocalyptic number.

56260511 is a deficient number, since it is larger than the sum of its proper divisors (1).

56260511 is an equidigital number, since it uses as much as digits as its factorization.

56260511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 56260511 is about 7500.7007006012. The cubic root of 56260511 is about 383.1785804243.

Adding to 56260511 its reverse (11506265), we get a palindrome (67766776).

The spelling of 56260511 in words is "fifty-six million, two hundred sixty thousand, five hundred eleven".