1013161242 has 16 divisors (see below), whose sum is σ = 2027219040. Its totient is φ = 337570992.

The previous prime is 1013161241. The next prime is 1013161271. The reversal of 1013161242 is 2421613101.

It is not an unprimeable number, because it can be changed into a prime (1013161241) 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, 22192 + ... + 50187.

It is an arithmetic number, because the mean of its divisors is an integer number (126701190).

Almost surely, 2^1013161242 is an apocalyptic number.

1013161242 is an abundant number, since it is smaller than the sum of its proper divisors (1014057798).

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

1013161242 is a wasteful number, since it uses less digits than its factorization.

1013161242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74717.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 1013161242 is about 31830.1938731136. The cubic root of 1013161242 is about 1004.3679736933.

Adding to 1013161242 its reverse (2421613101), we get a palindrome (3434774343).

The spelling of 1013161242 in words is "one billion, thirteen million, one hundred sixty-one thousand, two hundred forty-two".