1023022451 has 12 divisors (see below), whose sum is σ = 1173372816. Its totient is φ = 889582320.

The previous prime is 1023022421. The next prime is 1023022477. The reversal of 1023022451 is 1542203201.

It is not a de Polignac number, because 1023022451 - 2⁶ = 1023022387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1023022421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 181016 + ... + 186581.

It is an arithmetic number, because the mean of its divisors is an integer number (97781068).

Almost surely, 2^1023022451 is an apocalyptic number.

1023022451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1023022451 is a deficient number, since it is larger than the sum of its proper divisors (150350365).

1023022451 is a wasteful number, since it uses less digits than its factorization.

1023022451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367642 (or 367631 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1023022451 is about 31984.7221498015. The cubic root of 1023022451 is about 1007.6159996315.

Adding to 1023022451 its reverse (1542203201), we get a palindrome (2565225652).

The spelling of 1023022451 in words is "one billion, twenty-three million, twenty-two thousand, four hundred fifty-one".