145377604 has 12 divisors (see below), whose sum is σ = 256032364. Its totient is φ = 72225504.

The previous prime is 145377559. The next prime is 145377611. The reversal of 145377604 is 406773541.

It can be written as a sum of positive squares in 2 ways, for example, as 59259204 + 86118400 = 7698^2 + 9280^2 .

It is a super-2 number, since 2×145377604² = 42269295489561632, which contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115119 + ... + 116374.

Almost surely, 2^145377604 is an apocalyptic number.

It is an amenable number.

145377604 is a deficient number, since it is larger than the sum of its proper divisors (110654760).

145377604 is a wasteful number, since it uses less digits than its factorization.

145377604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231654 (or 231652 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 145377604 is about 12057.2635369722. The cubic root of 145377604 is about 525.8144323654.

The spelling of 145377604 in words is "one hundred forty-five million, three hundred seventy-seven thousand, six hundred four".