1101315402 has 48 divisors (see below), whose sum is σ = 2626198848. Its totient is φ = 330771840.

The previous prime is 1101315353. The next prime is 1101315419. The reversal of 1101315402 is 2045131011.

1101315402 is a `hidden beast` number, since 110 + 13 + 1 + 540 + 2 = 666.

It is a super-2 number, since 2×1101315402² = 2425791229364843208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2238 + ... + 46985.

It is an arithmetic number, because the mean of its divisors is an integer number (54712476).

Almost surely, 2^1101315402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1101315402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1313099424).

1101315402 is an abundant number, since it is smaller than the sum of its proper divisors (1524883446).

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

1101315402 is a wasteful number, since it uses less digits than its factorization.

1101315402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49355 (or 49352 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1101315402 is about 33186.0724099734. The cubic root of 1101315402 is about 1032.6914252850.

Adding to 1101315402 its reverse (2045131011), we get a palindrome (3146446413).

The spelling of 1101315402 in words is "one billion, one hundred one million, three hundred fifteen thousand, four hundred two".