1350938965401 has 9 divisors (see below), whose sum is σ = 1951361319999. Its totient is φ = 900623652336.

The previous prime is 1350938965309. The next prime is 1350938965417. The reversal of 1350938965401 is 1045698390531.

The square root of 1350938965401 is 1162299.

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

1350938965401 is a `hidden beast` number, since 1 + 3 + 5 + 0 + 9 + 3 + 8 + 96 + 540 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1193152059225 + 157786906176 = 1092315^2 + 397224^2 .

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 1350938965401 - 2¹⁹ = 1350938441113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1350938965471) 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, 3293181 + ... + 3680613.

Almost surely, 2^{1350938965401} is an apocalyptic number.

1350938965401 is the 1162299-th square number.

1350938965401 is the 581150-th centered octagonal number.

It is an amenable number.

1350938965401 is a deficient number, since it is larger than the sum of its proper divisors (600422354598).

1350938965401 is an frugal number, since it uses more digits than its factorization.

1350938965401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774872 (or 387436 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 54.

The spelling of 1350938965401 in words is "one trillion, three hundred fifty billion, nine hundred thirty-eight million, nine hundred sixty-five thousand, four hundred one".