1351023822 has 12 divisors (see below), whose sum is σ = 2927218320. Its totient is φ = 450341268.

The previous prime is 1351023799. The next prime is 1351023851. The reversal of 1351023822 is 2283201531.

It is a super-2 number, since 2×1351023822² = 3650530735222975368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37528422 + ... + 37528457.

It is an arithmetic number, because the mean of its divisors is an integer number (243934860).

Almost surely, 2^1351023822 is an apocalyptic number.

1351023822 is an abundant number, since it is smaller than the sum of its proper divisors (1576194498).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1351023822 is a wasteful number, since it uses less digits than its factorization.

1351023822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75056887 (or 75056884 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1351023822 is about 36756.2759539102. The cubic root of 1351023822 is about 1105.4887710296.

The spelling of 1351023822 in words is "one billion, three hundred fifty-one million, twenty-three thousand, eight hundred twenty-two".