53920203 has 12 divisors (see below), whose sum is σ = 72798120. Its totient is φ = 35500096.

The previous prime is 53920201. The next prime is 53920249. The reversal of 53920203 is 30202935.

It is not a de Polignac number, because 53920203 - 2¹ = 53920201 is a prime.

It is a super-2 number, since 2×53920203² = 5814776583122418, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53920201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19363 + ... + 21971.

It is an arithmetic number, because the mean of its divisors is an integer number (6066510).

Almost surely, 2^53920203 is an apocalyptic number.

53920203 is a deficient number, since it is larger than the sum of its proper divisors (18877917).

53920203 is an equidigital number, since it uses as much as digits as its factorization.

53920203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2778 (or 2695 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 53920203 is about 7343.0377229046. The cubic root of 53920203 is about 377.7900418516.

The spelling of 53920203 in words is "fifty-three million, nine hundred twenty thousand, two hundred three".