1240130150545 has 128 divisors (see below), whose sum is σ = 1888415907840. Its totient is φ = 767946977280.

The previous prime is 1240130150513. The next prime is 1240130150551. The reversal of 1240130150545 is 5450510310421.

It is not a de Polignac number, because 1240130150545 - 2⁵ = 1240130150513 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 128121016 + ... + 128130694.

It is an arithmetic number, because the mean of its divisors is an integer number (14753249280).

Almost surely, 2^{1240130150545} is an apocalyptic number.

It is an amenable number.

1240130150545 is a deficient number, since it is larger than the sum of its proper divisors (648285757295).

1240130150545 is a wasteful number, since it uses less digits than its factorization.

1240130150545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9935.

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 1240130150545 its reverse (5450510310421), we get a palindrome (6690640460966).

The spelling of 1240130150545 in words is "one trillion, two hundred forty billion, one hundred thirty million, one hundred fifty thousand, five hundred forty-five".