1022942539 has 8 divisors (see below), whose sum is σ = 1077083280. Its totient is φ = 968832000.

The previous prime is 1022942537. The next prime is 1022942551. The reversal of 1022942539 is 9352492201.

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 1022942539 - 2¹ = 1022942537 is a prime.

It is a super-2 number, since 2×1022942539² = 2092822876191533042, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1022942498 and 1022942507.

It is not an unprimeable number, because it can be changed into a prime (1022942537) 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 in 7 ways as a sum of consecutive naturals, for example, 105579 + ... + 114859.

It is an arithmetic number, because the mean of its divisors is an integer number (134635410).

Almost surely, 2^1022942539 is an apocalyptic number.

1022942539 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1022942539 is a deficient number, since it is larger than the sum of its proper divisors (54140741).

1022942539 is an equidigital number, since it uses as much as digits as its factorization.

1022942539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15101.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 1022942539 is about 31983.4729039859. The cubic root of 1022942539 is about 1007.5897627663.

The spelling of 1022942539 in words is "one billion, twenty-two million, nine hundred forty-two thousand, five hundred thirty-nine".