53196551 has 4 divisors (see below), whose sum is σ = 53579400. Its totient is φ = 52813704.

The previous prime is 53196511. The next prime is 53196569. The reversal of 53196551 is 15569135.

It is a happy number.

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 53196551 - 2¹⁴ = 53180167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53196511) 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, 191216 + ... + 191493.

It is an arithmetic number, because the mean of its divisors is an integer number (13394850).

Almost surely, 2^53196551 is an apocalyptic number.

53196551 is a deficient number, since it is larger than the sum of its proper divisors (382849).

53196551 is a wasteful number, since it uses less digits than its factorization.

53196551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382848.

The product of its digits is 20250, while the sum is 35.

The square root of 53196551 is about 7293.5965750787. The cubic root of 53196551 is about 376.0923433030.

It can be divided in two parts, 53196 and 551, that multiplied together give a triangular number (29310996 = T₇₆₅₆).

The spelling of 53196551 in words is "fifty-three million, one hundred ninety-six thousand, five hundred fifty-one".