256114511 has 4 divisors (see below), whose sum is σ = 259200312. Its totient is φ = 253028712.

The previous prime is 256114489. The next prime is 256114517. The reversal of 256114511 is 115411652.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 256114511 - 2⁶ = 256114447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256114517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1542776 + ... + 1542941.

It is an arithmetic number, because the mean of its divisors is an integer number (64800078).

Almost surely, 2^256114511 is an apocalyptic number.

256114511 is a deficient number, since it is larger than the sum of its proper divisors (3085801).

256114511 is an equidigital number, since it uses as much as digits as its factorization.

256114511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3085800.

The product of its digits is 1200, while the sum is 26.

The square root of 256114511 is about 16003.5780686695. The cubic root of 256114511 is about 635.0550810922.

The spelling of 256114511 in words is "two hundred fifty-six million, one hundred fourteen thousand, five hundred eleven".