53775351 has 12 divisors (see below), whose sum is σ = 88772112. Its totient is φ = 30728736.

The previous prime is 53775349. The next prime is 53775353. The reversal of 53775351 is 15357735.

It is a happy number.

53775351 is a `hidden beast` number, since 53 + 77 + 535 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (53775349) and next prime (53775353).

It is not a de Polignac number, because 53775351 - 2¹ = 53775349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53775353) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 426726 + ... + 426851.

It is an arithmetic number, because the mean of its divisors is an integer number (7397676).

Almost surely, 2^53775351 is an apocalyptic number.

53775351 is a deficient number, since it is larger than the sum of its proper divisors (34996761).

53775351 is a wasteful number, since it uses less digits than its factorization.

53775351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853590 (or 853587 counting only the distinct ones).

The product of its digits is 55125, while the sum is 36.

The square root of 53775351 is about 7333.1678693454. The cubic root of 53775351 is about 377.4514382806.

The spelling of 53775351 in words is "fifty-three million, seven hundred seventy-five thousand, three hundred fifty-one".