1478542512 has 40 divisors (see below), whose sum is σ = 3867927040. Its totient is φ = 486607680.

The previous prime is 1478542501. The next prime is 1478542523. The reversal of 1478542512 is 2152458741.

It is an interprime number because it is at equal distance from previous prime (1478542501) and next prime (1478542523).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191164 + ... + 198747.

It is an arithmetic number, because the mean of its divisors is an integer number (96698176).

Almost surely, 2^1478542512 is an apocalyptic number.

1478542512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1478542512 is an abundant number, since it is smaller than the sum of its proper divisors (2389384528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1478542512 is a wasteful number, since it uses less digits than its factorization.

1478542512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390001 (or 389995 counting only the distinct ones).

The product of its digits is 89600, while the sum is 39.

The square root of 1478542512 is about 38451.8206591053. The cubic root of 1478542512 is about 1139.2296303457.

The spelling of 1478542512 in words is "one billion, four hundred seventy-eight million, five hundred forty-two thousand, five hundred twelve".