1013211164 has 24 divisors (see below), whose sum is σ = 2096300640. Its totient is φ = 419259456.

The previous prime is 1013211163. The next prime is 1013211209. The reversal of 1013211164 is 4611123101.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013211163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 623087 + ... + 624710.

It is an arithmetic number, because the mean of its divisors is an integer number (87345860).

Almost surely, 2^1013211164 is an apocalyptic number.

1013211164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1013211164 is an abundant number, since it is smaller than the sum of its proper divisors (1083089476).

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

1013211164 is a wasteful number, since it uses less digits than its factorization.

1013211164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1247837 (or 1247835 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 1013211164 is about 31830.9780559756. The cubic root of 1013211164 is about 1004.3844696640.

Adding to 1013211164 its reverse (4611123101), we get a palindrome (5624334265).

The spelling of 1013211164 in words is "one billion, thirteen million, two hundred eleven thousand, one hundred sixty-four".