1980034172 has 6 divisors (see below), whose sum is σ = 3465059808. Its totient is φ = 990017084.

The previous prime is 1980034163. The next prime is 1980034193. The reversal of 1980034172 is 2714300891.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247504268 + ... + 247504275.

It is an arithmetic number, because the mean of its divisors is an integer number (577509968).

Almost surely, 2^1980034172 is an apocalyptic number.

It is an amenable number.

1980034172 is a deficient number, since it is larger than the sum of its proper divisors (1485025636).

1980034172 is a wasteful number, since it uses less digits than its factorization.

1980034172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495008547 (or 495008545 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 1980034172 is about 44497.5749002123. The cubic root of 1980034172 is about 1255.7144595127.

The spelling of 1980034172 in words is "one billion, nine hundred eighty million, thirty-four thousand, one hundred seventy-two".