141256566 has 24 divisors (see below), whose sum is σ = 333879624. Its totient is φ = 42804960.

The previous prime is 141256543. The next prime is 141256571. The reversal of 141256566 is 665652141.

141256566 is a `hidden beast` number, since 1 + 41 + 2 + 56 + 566 = 666.

It is a super-2 number, since 2×141256566² = 39906834876224712, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 141256566.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 356511 + ... + 356906.

It is an arithmetic number, because the mean of its divisors is an integer number (13911651).

Almost surely, 2^141256566 is an apocalyptic number.

141256566 is an abundant number, since it is smaller than the sum of its proper divisors (192623058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

141256566 is a wasteful number, since it uses less digits than its factorization.

141256566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713436 (or 713433 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 141256566 is about 11885.1405544907. The cubic root of 141256566 is about 520.7982881650.

The spelling of 141256566 in words is "one hundred forty-one million, two hundred fifty-six thousand, five hundred sixty-six".