427176137 has 4 divisors (see below), whose sum is σ = 438721476. Its totient is φ = 415630800.

The previous prime is 427176103. The next prime is 427176149. The reversal of 427176137 is 731671724.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 370986121 + 56190016 = 19261^2 + 7496^2 .

It is a cyclic number.

It is not a de Polignac number, because 427176137 - 2²⁶ = 360067273 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 427176137.

It is not an unprimeable number, because it can be changed into a prime (427170137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5772614 + ... + 5772687.

It is an arithmetic number, because the mean of its divisors is an integer number (109680369).

Almost surely, 2^427176137 is an apocalyptic number.

It is an amenable number.

427176137 is a deficient number, since it is larger than the sum of its proper divisors (11545339).

427176137 is a wasteful number, since it uses less digits than its factorization.

427176137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11545338.

The product of its digits is 49392, while the sum is 38.

The square root of 427176137 is about 20668.2398137819. The cubic root of 427176137 is about 753.1283476306.

It can be divided in two parts, 4271 and 76137, that added together give a palindrome (80408).

The spelling of 427176137 in words is "four hundred twenty-seven million, one hundred seventy-six thousand, one hundred thirty-seven".