141432551 has 6 divisors (see below), whose sum is σ = 153149040. Its totient is φ = 130552968.

The previous prime is 141432491. The next prime is 141432553. The reversal of 141432551 is 155234141.

It is a de Polignac number, because none of the positive numbers 2^k-141432551 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 141432551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141432553) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 418271 + ... + 418608.

It is an arithmetic number, because the mean of its divisors is an integer number (25524840).

Almost surely, 2^141432551 is an apocalyptic number.

141432551 is a deficient number, since it is larger than the sum of its proper divisors (11716489).

141432551 is an equidigital number, since it uses as much as digits as its factorization.

141432551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836905 (or 836892 counting only the distinct ones).

The product of its digits is 2400, while the sum is 26.

The square root of 141432551 is about 11892.5418225037. The cubic root of 141432551 is about 521.0144778821.

Adding to 141432551 its reverse (155234141), we get a palindrome (296666692).

The spelling of 141432551 in words is "one hundred forty-one million, four hundred thirty-two thousand, five hundred fifty-one".