1615745137133 has 8 divisors (see below), whose sum is σ = 1689021859968. Its totient is φ = 1542720658864.

The previous prime is 1615745137129. The next prime is 1615745137159. The reversal of 1615745137133 is 3317315475161.

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 1615745137133 - 2² = 1615745137129 is a prime.

It is a super-2 number, since 2×1615745137133² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1615745137033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63048041 + ... + 63073662.

It is an arithmetic number, because the mean of its divisors is an integer number (211127732496).

Almost surely, 2^{1615745137133} is an apocalyptic number.

It is an amenable number.

1615745137133 is a deficient number, since it is larger than the sum of its proper divisors (73276722835).

1615745137133 is a wasteful number, since it uses less digits than its factorization.

1615745137133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126122283.

The product of its digits is 793800, while the sum is 47.

The spelling of 1615745137133 in words is "one trillion, six hundred fifteen billion, seven hundred forty-five million, one hundred thirty-seven thousand, one hundred thirty-three".