1240130151015 has 32 divisors (see below), whose sum is σ = 2288470863360. Its totient is φ = 561715565184.

The previous prime is 1240130151011. The next prime is 1240130151067. The reversal of 1240130151015 is 5101510310421.

It is not a de Polignac number, because 1240130151015 - 2² = 1240130151011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1240130151011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54166369 + ... + 54189258.

It is an arithmetic number, because the mean of its divisors is an integer number (71514714480).

Almost surely, 2^{1240130151015} is an apocalyptic number.

1240130151015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1240130151015 is a deficient number, since it is larger than the sum of its proper divisors (1048340712345).

1240130151015 is a wasteful number, since it uses less digits than its factorization.

1240130151015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108355751.

The product of its (nonzero) digits is 600, while the sum is 24.

Adding to 1240130151015 its reverse (5101510310421), we get a palindrome (6341640461436).

The spelling of 1240130151015 in words is "one trillion, two hundred forty billion, one hundred thirty million, one hundred fifty-one thousand, fifteen".