55432135 has 8 divisors (see below), whose sum is σ = 72565776. Its totient is φ = 40314240.

The previous prime is 55432067. The next prime is 55432151. The reversal of 55432135 is 53123455.

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

It is not a de Polignac number, because 55432135 - 2⁷ = 55432007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 503874 + ... + 503983.

It is an arithmetic number, because the mean of its divisors is an integer number (9070722).

Almost surely, 2^55432135 is an apocalyptic number.

55432135 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55432135 is a deficient number, since it is larger than the sum of its proper divisors (17133641).

55432135 is a wasteful number, since it uses less digits than its factorization.

55432135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007873.

The product of its digits is 9000, while the sum is 28.

The square root of 55432135 is about 7445.2760190607. The cubic root of 55432135 is about 381.2886421461.

The spelling of 55432135 in words is "fifty-five million, four hundred thirty-two thousand, one hundred thirty-five".