1042215023 has 2 divisors, whose sum is σ = 1042215024. Its totient is φ = 1042215022.

The previous prime is 1042215011. The next prime is 1042215043. The reversal of 1042215023 is 3205122401.

It is an a-pointer prime, because the next prime (1042215043) can be obtained adding 1042215023 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1042215023 - 2²² = 1038020719 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1042214986 and 1042215004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042215043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521107511 + 521107512.

It is an arithmetic number, because the mean of its divisors is an integer number (521107512).

Almost surely, 2^1042215023 is an apocalyptic number.

1042215023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042215023 is an equidigital number, since it uses as much as digits as its factorization.

1042215023 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1042215023 is about 32283.3552004744. The cubic root of 1042215023 is about 1013.8781794709.

Adding to 1042215023 its reverse (3205122401), we get a palindrome (4247337424).

The spelling of 1042215023 in words is "one billion, forty-two million, two hundred fifteen thousand, twenty-three".