1023166355 has 8 divisors (see below), whose sum is σ = 1228232592. Its totient is φ = 818244448.

The previous prime is 1023166289. The next prime is 1023166387. The reversal of 1023166355 is 5536613201.

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

It is a cyclic number.

It is not a de Polignac number, because 1023166355 - 2¹⁰ = 1023165331 is a prime.

It is a Duffinian 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, 19817 + ... + 49386.

It is an arithmetic number, because the mean of its divisors is an integer number (153529074).

Almost surely, 2^1023166355 is an apocalyptic number.

1023166355 is a deficient number, since it is larger than the sum of its proper divisors (205066237).

1023166355 is an equidigital number, since it uses as much as digits as its factorization.

1023166355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72165.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 1023166355 is about 31986.9716447181. The cubic root of 1023166355 is about 1007.6632430309.

Adding to 1023166355 its reverse (5536613201), we get a palindrome (6559779556).

The spelling of 1023166355 in words is "one billion, twenty-three million, one hundred sixty-six thousand, three hundred fifty-five".