53861377 has 8 divisors (see below), whose sum is σ = 56301120. Its totient is φ = 51429840.

The previous prime is 53861351. The next prime is 53861407. The reversal of 53861377 is 77316835.

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

It is not a de Polignac number, because 53861377 - 2²³ = 45472769 is a prime.

It is a super-2 number, since 2×53861377² = 5802095864672258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53861347) 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, 14199 + ... + 17587.

It is an arithmetic number, because the mean of its divisors is an integer number (7037640).

Almost surely, 2^53861377 is an apocalyptic number.

It is an amenable number.

53861377 is a deficient number, since it is larger than the sum of its proper divisors (2439743).

53861377 is a wasteful number, since it uses less digits than its factorization.

53861377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4103.

The product of its digits is 105840, while the sum is 40.

The square root of 53861377 is about 7339.0310668371. The cubic root of 53861377 is about 377.6526044125.

The spelling of 53861377 in words is "fifty-three million, eight hundred sixty-one thousand, three hundred seventy-seven".