13313021542 has 8 divisors (see below), whose sum is σ = 19970076600. Its totient is φ = 6656329344.

The previous prime is 13313021531. The next prime is 13313021543. The reversal of 13313021542 is 24512031331.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13313021543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36934 + ... + 167302.

It is an arithmetic number, because the mean of its divisors is an integer number (2496259575).

Almost surely, 2^13313021542 is an apocalyptic number.

13313021542 is a deficient number, since it is larger than the sum of its proper divisors (6657055058).

13313021542 is a wasteful number, since it uses less digits than its factorization.

13313021542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181430.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 13313021542 its reverse (24512031331), we get a palindrome (37825052873).

The spelling of 13313021542 in words is "thirteen billion, three hundred thirteen million, twenty-one thousand, five hundred forty-two".