1020356396 has 12 divisors (see below), whose sum is σ = 1793288952. Its totient is φ = 507988128.

The previous prime is 1020356341. The next prime is 1020356423. The reversal of 1020356396 is 6936530201.

It is a super-2 number, since 2×1020356396² = 2082254349716217632, which contains 22 as substring.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

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, 546470 + ... + 548333.

It is an arithmetic number, because the mean of its divisors is an integer number (149440746).

Almost surely, 2^1020356396 is an apocalyptic number.

It is an amenable number.

1020356396 is a deficient number, since it is larger than the sum of its proper divisors (772932556).

1020356396 is a wasteful number, since it uses less digits than its factorization.

1020356396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095040 (or 1095038 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 1020356396 is about 31943.0179538503. The cubic root of 1020356396 is about 1006.7399365311.

Adding to 1020356396 its reverse (6936530201), we get a palindrome (7956886597).

The spelling of 1020356396 in words is "one billion, twenty million, three hundred fifty-six thousand, three hundred ninety-six".