135301851556 has 9 divisors (see below), whose sum is σ = 236779527649. Its totient is φ = 67650557944.

The previous prime is 135301851493. The next prime is 135301851571. The reversal of 135301851556 is 655158103531.

The square root of 135301851556 is 367834.

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., 6144992100 + 129156859456 = 78390^2 + 359384^2 .

It is a super-2 number, since 2×135301851556² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 643710 + ... + 827626.

Almost surely, 2^135301851556 is an apocalyptic number.

135301851556 is the 367834-th square number.

It is an amenable number.

135301851556 is a deficient number, since it is larger than the sum of its proper divisors (101477676093).

135301851556 is an frugal number, since it uses more digits than its factorization.

135301851556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367838 (or 183919 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 43.

The spelling of 135301851556 in words is "one hundred thirty-five billion, three hundred one million, eight hundred fifty-one thousand, five hundred fifty-six".