15140154103321 has 8 divisors (see below), whose sum is σ = 16395869508480. Its totient is φ = 13897451293392.

The previous prime is 15140154103253. The next prime is 15140154103331. The reversal of 15140154103321 is 12330145104151.

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 15140154103321 - 2²³ = 15140145714713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15140154103331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3253146385 + ... + 3253151038.

It is an arithmetic number, because the mean of its divisors is an integer number (2049483688560).

Almost surely, 2^{15140154103321} is an apocalyptic number.

It is an amenable number.

15140154103321 is a deficient number, since it is larger than the sum of its proper divisors (1255715405159).

15140154103321 is a wasteful number, since it uses less digits than its factorization.

15140154103321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6506297615.

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 15140154103321 its reverse (12330145104151), we get a palindrome (27470299207472).

The spelling of 15140154103321 in words is "fifteen trillion, one hundred forty billion, one hundred fifty-four million, one hundred three thousand, three hundred twenty-one".