147429915 has 16 divisors (see below), whose sum is σ = 236087808. Its totient is φ = 78562656.

The previous prime is 147429913. The next prime is 147429923. The reversal of 147429915 is 519924741.

It is not a de Polignac number, because 147429915 - 2¹ = 147429913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (147429913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17892 + ... + 24798.

It is an arithmetic number, because the mean of its divisors is an integer number (14755488).

Almost surely, 2^147429915 is an apocalyptic number.

147429915 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

147429915 is a deficient number, since it is larger than the sum of its proper divisors (88657893).

147429915 is a wasteful number, since it uses less digits than its factorization.

147429915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8338.

The product of its digits is 90720, while the sum is 42.

The square root of 147429915 is about 12142.0721048757. The cubic root of 147429915 is about 528.2772053629.

The spelling of 147429915 in words is "one hundred forty-seven million, four hundred twenty-nine thousand, nine hundred fifteen".