253913914 has 4 divisors (see below), whose sum is σ = 380870874. Its totient is φ = 126956956.

The previous prime is 253913911. The next prime is 253913917. The reversal of 253913914 is 419319352.

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

It is an interprime number because it is at equal distance from previous prime (253913911) and next prime (253913917).

It can be written as a sum of positive squares in only one way, i.e., 240715225 + 13198689 = 15515^2 + 3633^2 .

It is not an unprimeable number, because it can be changed into a prime (253913911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63478477 + ... + 63478480.

Almost surely, 2^253913914 is an apocalyptic number.

253913914 is a deficient number, since it is larger than the sum of its proper divisors (126956960).

253913914 is a wasteful number, since it uses less digits than its factorization.

253913914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126956959.

The product of its digits is 29160, while the sum is 37.

The square root of 253913914 is about 15934.6764636123. The cubic root of 253913914 is about 633.2309984855.

The spelling of 253913914 in words is "two hundred fifty-three million, nine hundred thirteen thousand, nine hundred fourteen".