275400319 has 2 divisors, whose sum is σ = 275400320. Its totient is φ = 275400318.

The previous prime is 275400263. The next prime is 275400343. The reversal of 275400319 is 913004572.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 275400319 - 2⁹ = 275399807 is a prime.

It is a super-2 number, since 2×275400319² = 151690671410603522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (275400379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137700159 + 137700160.

It is an arithmetic number, because the mean of its divisors is an integer number (137700160).

Almost surely, 2^275400319 is an apocalyptic number.

275400319 is a deficient number, since it is larger than the sum of its proper divisors (1).

275400319 is an equidigital number, since it uses as much as digits as its factorization.

275400319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 275400319 is about 16595.1896343489. The cubic root of 275400319 is about 650.6111167791.

The spelling of 275400319 in words is "two hundred seventy-five million, four hundred thousand, three hundred nineteen".