1418715477 has 12 divisors (see below), whose sum is σ = 2051378784. Its totient is φ = 944830440.

The previous prime is 1418715449. The next prime is 1418715499. The reversal of 1418715477 is 7745178141.

It is not a de Polignac number, because 1418715477 - 2¹² = 1418711381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1418715577) 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, 72433 + ... + 89910.

It is an arithmetic number, because the mean of its divisors is an integer number (170948232).

Almost surely, 2^1418715477 is an apocalyptic number.

It is an amenable number.

1418715477 is a deficient number, since it is larger than the sum of its proper divisors (632663307).

1418715477 is a wasteful number, since it uses less digits than its factorization.

1418715477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163320 (or 163317 counting only the distinct ones).

The product of its digits is 219520, while the sum is 45.

The square root of 1418715477 is about 37665.8396561128. The cubic root of 1418715477 is about 1123.6518440310.

The spelling of 1418715477 in words is "one billion, four hundred eighteen million, seven hundred fifteen thousand, four hundred seventy-seven".