1517148939076 has 27 divisors (see below), whose sum is σ = 2669675078973. Its totient is φ = 754407540480.

The previous prime is 1517148939071. The next prime is 1517148939121. The reversal of 1517148939076 is 6709398417151.

The square root of 1517148939076 is 1231726.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 367587564100 + 1149561374976 = 606290^2 + 1072176^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1517148939071) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 475444641 + ... + 475447831.

Almost surely, 2^{1517148939076} is an apocalyptic number.

1517148939076 is the 1231726-th square number.

It is an amenable number.

1517148939076 is a deficient number, since it is larger than the sum of its proper divisors (1152526139897).

1517148939076 is an frugal number, since it uses more digits than its factorization.

1517148939076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6772 (or 3386 counting only the distinct ones).

The product of its (nonzero) digits is 11430720, while the sum is 61.

The spelling of 1517148939076 in words is "one trillion, five hundred seventeen billion, one hundred forty-eight million, nine hundred thirty-nine thousand, seventy-six".