1305042022 has 8 divisors (see below), whose sum is σ = 2010470256. Its totient is φ = 634885272.

The previous prime is 1305042017. The next prime is 1305042073. The reversal of 1305042022 is 2202405031.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8817778 + ... + 8817925.

It is an arithmetic number, because the mean of its divisors is an integer number (251308782).

Almost surely, 2^1305042022 is an apocalyptic number.

1305042022 is a deficient number, since it is larger than the sum of its proper divisors (705428234).

1305042022 is a wasteful number, since it uses less digits than its factorization.

1305042022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17635742.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1305042022 is about 36125.3653545539. The cubic root of 1305042022 is about 1092.8020440914.

Adding to 1305042022 its reverse (2202405031), we get a palindrome (3507447053).

The spelling of 1305042022 in words is "one billion, three hundred five million, forty-two thousand, twenty-two".