145152004 has 12 divisors (see below), whose sum is σ = 259923664. Its totient is φ = 70888104.

The previous prime is 145151987. The next prime is 145152023. The reversal of 145152004 is 400251541.

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, 421782 + ... + 422125.

Almost surely, 2^145152004 is an apocalyptic number.

It is an amenable number.

145152004 is a deficient number, since it is larger than the sum of its proper divisors (114771660).

145152004 is a wasteful number, since it uses less digits than its factorization.

145152004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843954 (or 843952 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 145152004 is about 12047.9045480947. The cubic root of 145152004 is about 525.5423016141.

The spelling of 145152004 in words is "one hundred forty-five million, one hundred fifty-two thousand, four".