147699903 has 16 divisors (see below), whose sum is σ = 218925056. Its totient is φ = 87959520.

The previous prime is 147699899. The next prime is 147699913. The reversal of 147699903 is 309996741.

It is not a de Polignac number, because 147699903 - 2² = 147699899 is a prime.

It is a super-2 number, since 2×147699903² = 43630522692418818, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147699913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59875 + ... + 62292.

It is an arithmetic number, because the mean of its divisors is an integer number (13682816).

Almost surely, 2^147699903 is an apocalyptic number.

147699903 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

147699903 is a deficient number, since it is larger than the sum of its proper divisors (71225153).

147699903 is a wasteful number, since it uses less digits than its factorization.

147699903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122214.

The product of its (nonzero) digits is 367416, while the sum is 48.

The square root of 147699903 is about 12153.1848912127. The cubic root of 147699903 is about 528.5994862458.

The spelling of 147699903 in words is "one hundred forty-seven million, six hundred ninety-nine thousand, nine hundred three".