45961687 has 4 divisors (see below), whose sum is σ = 45975600. Its totient is φ = 45947776.

The previous prime is 45961661. The next prime is 45961691. The reversal of 45961687 is 78616954.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 45961687 - 2²³ = 37573079 is a prime.

It is a super-2 number, since 2×45961687² = 4224953343771938, 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 (45961187) 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, 1143 + ... + 9655.

It is an arithmetic number, because the mean of its divisors is an integer number (11493900).

Almost surely, 2^45961687 is an apocalyptic number.

45961687 is a deficient number, since it is larger than the sum of its proper divisors (13913).

45961687 is an equidigital number, since it uses as much as digits as its factorization.

45961687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13912.

The product of its digits is 362880, while the sum is 46.

The square root of 45961687 is about 6779.5049229276. The cubic root of 45961687 is about 358.2052831573.

The spelling of 45961687 in words is "forty-five million, nine hundred sixty-one thousand, six hundred eighty-seven".