1053953973 has 24 divisors (see below), whose sum is σ = 1536254720. Its totient is φ = 696263040.

The previous prime is 1053953939. The next prime is 1053954007. The reversal of 1053953973 is 3793593501.

1053953973 is a `hidden beast` number, since 10 + 5 + 39 + 539 + 73 = 666.

It is an interprime number because it is at equal distance from previous prime (1053953939) and next prime (1053954007).

It is not a de Polignac number, because 1053953973 - 2²¹ = 1051856821 is a prime.

It is a super-2 number, since 2×1053953973² = 2221637954404969458, 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 (1053953933) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 482598 + ... + 484776.

Almost surely, 2^1053953973 is an apocalyptic number.

It is an amenable number.

1053953973 is a deficient number, since it is larger than the sum of its proper divisors (482300747).

1053953973 is a wasteful number, since it uses less digits than its factorization.

1053953973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2649 (or 2646 counting only the distinct ones).

The product of its (nonzero) digits is 382725, while the sum is 45.

The square root of 1053953973 is about 32464.6572906599. The cubic root of 1053953973 is about 1017.6705694364.

The spelling of 1053953973 in words is "one billion, fifty-three million, nine hundred fifty-three thousand, nine hundred seventy-three".