141256551 has 4 divisors (see below), whose sum is σ = 188342072. Its totient is φ = 94171032.

The previous prime is 141256543. The next prime is 141256571. The reversal of 141256551 is 155652141.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 141256551 - 2³ = 141256543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141256571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23542756 + ... + 23542761.

It is an arithmetic number, because the mean of its divisors is an integer number (47085518).

Almost surely, 2^141256551 is an apocalyptic number.

141256551 is a deficient number, since it is larger than the sum of its proper divisors (47085521).

141256551 is an equidigital number, since it uses as much as digits as its factorization.

141256551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47085520.

The product of its digits is 6000, while the sum is 30.

The square root of 141256551 is about 11885.1399234506. The cubic root of 141256551 is about 520.7982697305.

The spelling of 141256551 in words is "one hundred forty-one million, two hundred fifty-six thousand, five hundred fifty-one".