253464737 has 2 divisors, whose sum is σ = 253464738. Its totient is φ = 253464736.

The previous prime is 253464733. The next prime is 253464787. The reversal of 253464737 is 737464352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 253414561 + 50176 = 15919^2 + 224^2 .

It is a cyclic number.

It is not a de Polignac number, because 253464737 - 2² = 253464733 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 253464694 and 253464703.

It is not a weakly prime, because it can be changed into another prime (253464733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126732368 + 126732369.

It is an arithmetic number, because the mean of its divisors is an integer number (126732369).

Almost surely, 2^253464737 is an apocalyptic number.

It is an amenable number.

253464737 is a deficient number, since it is larger than the sum of its proper divisors (1).

253464737 is an equidigital number, since it uses as much as digits as its factorization.

253464737 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 423360, while the sum is 41.

The square root of 253464737 is about 15920.5759003875. The cubic root of 253464737 is about 632.8573801431.

The spelling of 253464737 in words is "two hundred fifty-three million, four hundred sixty-four thousand, seven hundred thirty-seven".