1045122323 has 24 divisors (see below), whose sum is σ = 1278478080. Its totient is φ = 850209360.

The previous prime is 1045122319. The next prime is 1045122361. The reversal of 1045122323 is 3232215401.

It is not a de Polignac number, because 1045122323 - 2² = 1045122319 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1045122373) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144098 + ... + 151176.

It is an arithmetic number, because the mean of its divisors is an integer number (53269920).

Almost surely, 2^1045122323 is an apocalyptic number.

1045122323 is a deficient number, since it is larger than the sum of its proper divisors (233355757).

1045122323 is a wasteful number, since it uses less digits than its factorization.

1045122323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7247 (or 7240 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1045122323 is about 32328.3516901187. The cubic root of 1045122323 is about 1014.8200552981.

Adding to 1045122323 its reverse (3232215401), we get a palindrome (4277337724).

The spelling of 1045122323 in words is "one billion, forty-five million, one hundred twenty-two thousand, three hundred twenty-three".