1023452555 has 8 divisors (see below), whose sum is σ = 1228315344. Its totient is φ = 818647200.

The previous prime is 1023452509. The next prime is 1023452587. The reversal of 1023452555 is 5552543201.

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

It is not a de Polignac number, because 1023452555 - 2⁶ = 1023452491 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58085 + ... + 73625.

It is an arithmetic number, because the mean of its divisors is an integer number (153539418).

Almost surely, 2^1023452555 is an apocalyptic number.

1023452555 is a deficient number, since it is larger than the sum of its proper divisors (204862789).

1023452555 is a wasteful number, since it uses less digits than its factorization.

1023452555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28717.

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 1023452555 is about 31991.4450283197. The cubic root of 1023452555 is about 1007.7571887622.

Adding to 1023452555 its reverse (5552543201), we get a palindrome (6575995756).

The spelling of 1023452555 in words is "one billion, twenty-three million, four hundred fifty-two thousand, five hundred fifty-five".