53146353 has 32 divisors (see below), whose sum is σ = 80317440. Its totient is φ = 31014720.

The previous prime is 53146349. The next prime is 53146421. The reversal of 53146353 is 35364135.

It is a happy number.

It is not a de Polignac number, because 53146353 - 2² = 53146349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53146353.

It is not an unprimeable number, because it can be changed into a prime (53146153) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160398 + ... + 160728.

It is an arithmetic number, because the mean of its divisors is an integer number (2509920).

Almost surely, 2^53146353 is an apocalyptic number.

It is an amenable number.

53146353 is a deficient number, since it is larger than the sum of its proper divisors (27171087).

53146353 is a wasteful number, since it uses less digits than its factorization.

53146353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549.

The product of its digits is 16200, while the sum is 30.

The square root of 53146353 is about 7290.1545251112. The cubic root of 53146353 is about 375.9740084078.

The spelling of 53146353 in words is "fifty-three million, one hundred forty-six thousand, three hundred fifty-three".