671482137 has 4 divisors (see below), whose sum is σ = 895309520. Its totient is φ = 447654756.

The previous prime is 671482093. The next prime is 671482139. The reversal of 671482137 is 731284176.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 671482137 - 2²⁸ = 403046681 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 671482095 and 671482104.

It is not an unprimeable number, because it can be changed into a prime (671482139) 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, 111913687 + ... + 111913692.

It is an arithmetic number, because the mean of its divisors is an integer number (223827380).

Almost surely, 2^671482137 is an apocalyptic number.

It is an amenable number.

671482137 is a deficient number, since it is larger than the sum of its proper divisors (223827383).

671482137 is a wasteful number, since it uses less digits than its factorization.

671482137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223827382.

The product of its digits is 56448, while the sum is 39.

The square root of 671482137 is about 25912.9723690664. The cubic root of 671482137 is about 875.6787710566.

The spelling of 671482137 in words is "six hundred seventy-one million, four hundred eighty-two thousand, one hundred thirty-seven".