53501963 has 8 divisors (see below), whose sum is σ = 55986768. Its totient is φ = 51071904.

The previous prime is 53501953. The next prime is 53501969. The reversal of 53501963 is 36910535.

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

It is a cyclic number.

It is not a de Polignac number, because 53501963 - 2¹⁰ = 53500939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53501969) 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, 11681 + ... + 15602.

It is an arithmetic number, because the mean of its divisors is an integer number (6998346).

Almost surely, 2^53501963 is an apocalyptic number.

53501963 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

53501963 is a deficient number, since it is larger than the sum of its proper divisors (2484805).

53501963 is a wasteful number, since it uses less digits than its factorization.

53501963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27373.

The product of its (nonzero) digits is 12150, while the sum is 32.

The square root of 53501963 is about 7314.5036058505. The cubic root of 53501963 is about 376.8107106514.

The spelling of 53501963 in words is "fifty-three million, five hundred one thousand, nine hundred sixty-three".