145253964 has 24 divisors (see below), whose sum is σ = 341598208. Its totient is φ = 48036240.

The previous prime is 145253893. The next prime is 145253989. The reversal of 145253964 is 469352541.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46132 + ... + 49179.

Almost surely, 2^145253964 is an apocalyptic number.

It is an amenable number.

145253964 is an abundant number, since it is smaller than the sum of its proper divisors (196344244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145253964 is a wasteful number, since it uses less digits than its factorization.

145253964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95445 (or 95443 counting only the distinct ones).

The product of its digits is 129600, while the sum is 39.

The square root of 145253964 is about 12052.1352465030. The cubic root of 145253964 is about 525.6653260987.

The spelling of 145253964 in words is "one hundred forty-five million, two hundred fifty-three thousand, nine hundred sixty-four".