145383404 has 12 divisors (see below), whose sum is σ = 256106928. Its totient is φ = 72210000.

The previous prime is 145383401. The next prime is 145383419. The reversal of 145383404 is 404383541.

It is a super-2 number, since 2×145383404² = 42272668317254432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145383401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119747 + ... + 120954.

It is an arithmetic number, because the mean of its divisors is an integer number (21342244).

Almost surely, 2^145383404 is an apocalyptic number.

It is an amenable number.

145383404 is a deficient number, since it is larger than the sum of its proper divisors (110723524).

145383404 is a wasteful number, since it uses less digits than its factorization.

145383404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240856 (or 240854 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 145383404 is about 12057.5040534930. The cubic root of 145383404 is about 525.8214249215.

The spelling of 145383404 in words is "one hundred forty-five million, three hundred eighty-three thousand, four hundred four".