1432055551 has 4 divisors (see below), whose sum is σ = 1436305312. Its totient is φ = 1427805792.

The previous prime is 1432055519. The next prime is 1432055563. The reversal of 1432055551 is 1555502341.

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

It is a cyclic number.

It is not a de Polignac number, because 1432055551 - 2⁵ = 1432055519 is a prime.

It is a super-2 number, since 2×1432055551² = 4101566202299827202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1432055591) 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, 2124375 + ... + 2125048.

It is an arithmetic number, because the mean of its divisors is an integer number (359076328).

Almost surely, 2^1432055551 is an apocalyptic number.

1432055551 is a deficient number, since it is larger than the sum of its proper divisors (4249761).

1432055551 is an equidigital number, since it uses as much as digits as its factorization.

1432055551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4249760.

The product of its (nonzero) digits is 15000, while the sum is 31.

The square root of 1432055551 is about 37842.5098401256. The cubic root of 1432055551 is about 1127.1627337221.

Adding to 1432055551 its reverse (1555502341), we get a palindrome (2987557892).

The spelling of 1432055551 in words is "one billion, four hundred thirty-two million, fifty-five thousand, five hundred fifty-one".