263980151 has 2 divisors, whose sum is σ = 263980152. Its totient is φ = 263980150.

The previous prime is 263980147. The next prime is 263980187. The reversal of 263980151 is 151089362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 263980151 - 2² = 263980147 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (263980351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131990075 + 131990076.

It is an arithmetic number, because the mean of its divisors is an integer number (131990076).

Almost surely, 2^263980151 is an apocalyptic number.

263980151 is a deficient number, since it is larger than the sum of its proper divisors (1).

263980151 is an equidigital number, since it uses as much as digits as its factorization.

263980151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 263980151 is about 16247.4659870393. The cubic root of 263980151 is about 641.4907882354.

The spelling of 263980151 in words is "two hundred sixty-three million, nine hundred eighty thousand, one hundred fifty-one".