1541996113 has 4 divisors (see below), whose sum is σ = 1762281280. Its totient is φ = 1321710948.

The previous prime is 1541996063. The next prime is 1541996143. The reversal of 1541996113 is 3116991451.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3116991451 = 7 ⋅445284493.

It is a cyclic number.

It is not a de Polignac number, because 1541996113 - 2²¹ = 1539898961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1541996143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110142573 + ... + 110142586.

It is an arithmetic number, because the mean of its divisors is an integer number (440570320).

Almost surely, 2^1541996113 is an apocalyptic number.

It is an amenable number.

1541996113 is a deficient number, since it is larger than the sum of its proper divisors (220285167).

1541996113 is an equidigital number, since it uses as much as digits as its factorization.

1541996113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220285166.

The product of its digits is 29160, while the sum is 40.

The square root of 1541996113 is about 39268.2583392745. The cubic root of 1541996113 is about 1155.2990768638.

The spelling of 1541996113 in words is "one billion, five hundred forty-one million, nine hundred ninety-six thousand, one hundred thirteen".