1240132153 has 8 divisors (see below), whose sum is σ = 1378608896. Its totient is φ = 1107810000.

The previous prime is 1240132121. The next prime is 1240132211. The reversal of 1240132153 is 3512310421.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1240132153 - 2⁵ = 1240132121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1240132753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1538223 + ... + 1539028.

It is an arithmetic number, because the mean of its divisors is an integer number (172326112).

Almost surely, 2^1240132153 is an apocalyptic number.

1240132153 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1240132153 is a deficient number, since it is larger than the sum of its proper divisors (138476743).

1240132153 is a wasteful number, since it uses less digits than its factorization.

1240132153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3077295.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1240132153 is about 35215.5101198321. The cubic root of 1240132153 is about 1074.3752354577.

Adding to 1240132153 its reverse (3512310421), we get a palindrome (4752442574).

The spelling of 1240132153 in words is "one billion, two hundred forty million, one hundred thirty-two thousand, one hundred fifty-three".