1520073914 has 8 divisors (see below), whose sum is σ = 2283919200. Its totient is φ = 758767516.

The previous prime is 1520073883. The next prime is 1520073917. The reversal of 1520073914 is 4193700251.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1520073917) 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, 633224 + ... + 635619.

It is an arithmetic number, because the mean of its divisors is an integer number (285489900).

Almost surely, 2^1520073914 is an apocalyptic number.

1520073914 is a deficient number, since it is larger than the sum of its proper divisors (763845286).

1520073914 is a wasteful number, since it uses less digits than its factorization.

1520073914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269444.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 1520073914 is about 38988.1252947612. The cubic root of 1520073914 is about 1149.7980525035.

The spelling of 1520073914 in words is "one billion, five hundred twenty million, seventy-three thousand, nine hundred fourteen".