255109051 has 2 divisors, whose sum is σ = 255109052. Its totient is φ = 255109050.

The previous prime is 255109037. The next prime is 255109073. The reversal of 255109051 is 150901552.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255109051 is a prime.

It is not a weakly prime, because it can be changed into another prime (255109651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127554525 + 127554526.

It is an arithmetic number, because the mean of its divisors is an integer number (127554526).

Almost surely, 2^255109051 is an apocalyptic number.

255109051 is a deficient number, since it is larger than the sum of its proper divisors (1).

255109051 is an equidigital number, since it uses as much as digits as its factorization.

255109051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2250, while the sum is 28.

The square root of 255109051 is about 15972.1335769521. The cubic root of 255109051 is about 634.2229534608. Note that the first 3 decimals are identical.

The spelling of 255109051 in words is "two hundred fifty-five million, one hundred nine thousand, fifty-one".