53959954 has 4 divisors (see below), whose sum is σ = 80939934. Its totient is φ = 26979976.

The previous prime is 53959931. The next prime is 53959963. The reversal of 53959954 is 45995935.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45995935 = 5 ⋅9199187.

It can be written as a sum of positive squares in only one way, i.e., 33466225 + 20493729 = 5785^2 + 4527^2 .

It is a junction number, because it is equal to n+sod(n) for n = 53959898 and 53959907.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13489987 + ... + 13489990.

Almost surely, 2^53959954 is an apocalyptic number.

53959954 is a deficient number, since it is larger than the sum of its proper divisors (26979980).

53959954 is a wasteful number, since it uses less digits than its factorization.

53959954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26979979.

The product of its digits is 1093500, while the sum is 49.

The square root of 53959954 is about 7345.7439378187. The cubic root of 53959954 is about 377.8828570503.

The spelling of 53959954 in words is "fifty-three million, nine hundred fifty-nine thousand, nine hundred fifty-four".