147864099 has 16 divisors (see below), whose sum is σ = 213140480. Its totient is φ = 90862560.

The previous prime is 147864047. The next prime is 147864107. The reversal of 147864099 is 990468741.

It is not a de Polignac number, because 147864099 - 2¹² = 147860003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (147864599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32947 + ... + 37164.

It is an arithmetic number, because the mean of its divisors is an integer number (13321280).

Almost surely, 2^147864099 is an apocalyptic number.

147864099 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

147864099 is a deficient number, since it is larger than the sum of its proper divisors (65276381).

147864099 is a wasteful number, since it uses less digits than its factorization.

147864099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70170.

The product of its (nonzero) digits is 435456, while the sum is 48.

The square root of 147864099 is about 12159.9382810934. The cubic root of 147864099 is about 528.7952926903.

The spelling of 147864099 in words is "one hundred forty-seven million, eight hundred sixty-four thousand, ninety-nine".