1351106163261 has 24 divisors (see below), whose sum is σ = 2066522103360. Its totient is φ = 847701833856.

The previous prime is 1351106163223. The next prime is 1351106163269. The reversal of 1351106163261 is 1623616011531.

1351106163261 is a `hidden beast` number, since 1 + 3 + 5 + 1 + 1 + 0 + 616 + 32 + 6 + 1 = 666.

It is not a de Polignac number, because 1351106163261 - 2¹¹ = 1351106161213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351106163269) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2368006 + ... + 2882648.

It is an arithmetic number, because the mean of its divisors is an integer number (86105087640).

Almost surely, 2^{1351106163261} is an apocalyptic number.

It is an amenable number.

1351106163261 is a deficient number, since it is larger than the sum of its proper divisors (715415940099).

1351106163261 is a wasteful number, since it uses less digits than its factorization.

1351106163261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531825 (or 531822 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The spelling of 1351106163261 in words is "one trillion, three hundred fifty-one billion, one hundred six million, one hundred sixty-three thousand, two hundred sixty-one".