53553011 has 8 divisors (see below), whose sum is σ = 55523664. Its totient is φ = 51614080.

The previous prime is 53552981. The next prime is 53553083. The reversal of 53553011 is 11035535.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53553011 - 2²² = 49358707 is a prime.

It is a super-2 number, since 2×53553011² = 5735849974332242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53553091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4466 + ... + 11271.

It is an arithmetic number, because the mean of its divisors is an integer number (6940458).

Almost surely, 2^53553011 is an apocalyptic number.

53553011 is a deficient number, since it is larger than the sum of its proper divisors (1970653).

53553011 is a wasteful number, since it uses less digits than its factorization.

53553011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15861.

The product of its (nonzero) digits is 1125, while the sum is 23.

The square root of 53553011 is about 7317.9922793072. The cubic root of 53553011 is about 376.9305150947.

Adding to 53553011 its reverse (11035535), we get a palindrome (64588546).

The spelling of 53553011 in words is "fifty-three million, five hundred fifty-three thousand, eleven".