1012323408 has 20 divisors (see below), whose sum is σ = 2615168928. Its totient is φ = 337441120.

The previous prime is 1012323391. The next prime is 1012323409. The reversal of 1012323408 is 8043232101.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012323409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10544988 + ... + 10545083.

Almost surely, 2^1012323408 is an apocalyptic number.

It is an amenable number.

1012323408 is an abundant number, since it is smaller than the sum of its proper divisors (1602845520).

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

1012323408 is a wasteful number, since it uses less digits than its factorization.

1012323408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21090082 (or 21090076 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1012323408 is about 31817.0301568201. The cubic root of 1012323408 is about 1004.0910432087.

Adding to 1012323408 its reverse (8043232101), we get a palindrome (9055555509).

The spelling of 1012323408 in words is "one billion, twelve million, three hundred twenty-three thousand, four hundred eight".