53375011 has 4 divisors (see below), whose sum is σ = 53864800. Its totient is φ = 52885224.

The previous prime is 53374987. The next prime is 53375017. The reversal of 53375011 is 11057335.

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 53375011 - 2²¹ = 51277859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53375017) 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, 244731 + ... + 244948.

It is an arithmetic number, because the mean of its divisors is an integer number (13466200).

Almost surely, 2^53375011 is an apocalyptic number.

53375011 is a deficient number, since it is larger than the sum of its proper divisors (489789).

53375011 is a wasteful number, since it uses less digits than its factorization.

53375011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489788.

The product of its (nonzero) digits is 1575, while the sum is 25.

The square root of 53375011 is about 7305.8203509257. The cubic root of 53375011 is about 376.5124364876.

The spelling of 53375011 in words is "fifty-three million, three hundred seventy-five thousand, eleven".