1240101153 has 12 divisors (see below), whose sum is σ = 1849040128. Its totient is φ = 800065080.

The previous prime is 1240101133. The next prime is 1240101179. The reversal of 1240101153 is 3511010421.

It is not a de Polignac number, because 1240101153 - 2⁶ = 1240101089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1240101113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2222125 + ... + 2222682.

Almost surely, 2^1240101153 is an apocalyptic number.

It is an amenable number.

1240101153 is a deficient number, since it is larger than the sum of its proper divisors (608938975).

1240101153 is a wasteful number, since it uses less digits than its factorization.

1240101153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4444844 (or 4444841 counting only the distinct ones).

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

The square root of 1240101153 is about 35215.0699701136. The cubic root of 1240101153 is about 1074.3662832102.

Adding to 1240101153 its reverse (3511010421), we get a palindrome (4751111574).

The spelling of 1240101153 in words is "one billion, two hundred forty million, one hundred one thousand, one hundred fifty-three".