1478858151 has 16 divisors (see below), whose sum is σ = 2023162848. Its totient is φ = 960307200.

The previous prime is 1478858123. The next prime is 1478858153. The reversal of 1478858151 is 1518588741.

It is a happy number.

It is not a de Polignac number, because 1478858151 - 2⁵ = 1478858119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1478858151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1478858153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69465 + ... + 88221.

It is an arithmetic number, because the mean of its divisors is an integer number (126447678).

Almost surely, 2^1478858151 is an apocalyptic number.

1478858151 is a deficient number, since it is larger than the sum of its proper divisors (544304697).

1478858151 is a wasteful number, since it uses less digits than its factorization.

1478858151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19442.

The product of its digits is 358400, while the sum is 48.

The square root of 1478858151 is about 38455.9247840954. The cubic root of 1478858151 is about 1139.3106920925.

The spelling of 1478858151 in words is "one billion, four hundred seventy-eight million, eight hundred fifty-eight thousand, one hundred fifty-one".