54697651 has 4 divisors (see below), whose sum is σ = 55208952. Its totient is φ = 54186352.

The previous prime is 54697639. The next prime is 54697673. The reversal of 54697651 is 15679645.

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

It is a cyclic number.

It is not a de Polignac number, because 54697651 - 2¹¹ = 54695603 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54697598 and 54697607.

It is not an unprimeable number, because it can be changed into a prime (54697681) 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, 255490 + ... + 255703.

It is an arithmetic number, because the mean of its divisors is an integer number (13802238).

Almost surely, 2^54697651 is an apocalyptic number.

54697651 is a deficient number, since it is larger than the sum of its proper divisors (511301).

54697651 is a wasteful number, since it uses less digits than its factorization.

54697651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511300.

The product of its digits is 226800, while the sum is 43.

The square root of 54697651 is about 7395.7860298957. The cubic root of 54697651 is about 379.5971052998.

The spelling of 54697651 in words is "fifty-four million, six hundred ninety-seven thousand, six hundred fifty-one".