147877851 has 12 divisors (see below), whose sum is σ = 216725096. Its totient is φ = 89622720.

The previous prime is 147877831. The next prime is 147877913. The reversal of 147877851 is 158778741.

It is not a de Polignac number, because 147877851 - 2⁵ = 147877819 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 147877851.

It is not an unprimeable number, because it can be changed into a prime (147877801) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 203326 + ... + 204051.

Almost surely, 2^147877851 is an apocalyptic number.

147877851 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

147877851 is a deficient number, since it is larger than the sum of its proper divisors (68847245).

147877851 is a wasteful number, since it uses less digits than its factorization.

147877851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407402 (or 407391 counting only the distinct ones).

The product of its digits is 439040, while the sum is 48.

The square root of 147877851 is about 12160.5037313427. The cubic root of 147877851 is about 528.8116855976.

The spelling of 147877851 in words is "one hundred forty-seven million, eight hundred seventy-seven thousand, eight hundred fifty-one".