1537131121352 has 16 divisors (see below), whose sum is σ = 2894179939200. Its totient is φ = 765349804240.

The previous prime is 1537131121349. The next prime is 1537131121363. The reversal of 1537131121352 is 2531211317351.

It is a happy number.

It is an unprimeable number.

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, 401967524 + ... + 401971347.

It is an arithmetic number, because the mean of its divisors is an integer number (180886246200).

Almost surely, 2^{1537131121352} is an apocalyptic number.

It is an amenable number.

1537131121352 is a deficient number, since it is larger than the sum of its proper divisors (1357048817848).

1537131121352 is a wasteful number, since it uses less digits than its factorization.

1537131121352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803939116 (or 803939112 counting only the distinct ones).

The product of its digits is 18900, while the sum is 35.

The spelling of 1537131121352 in words is "one trillion, five hundred thirty-seven billion, one hundred thirty-one million, one hundred twenty-one thousand, three hundred fifty-two".