1071454117149 has 12 divisors (see below), whose sum is σ = 1666706404636. Its totient is φ = 659356379712.

The previous prime is 1071454117093. The next prime is 1071454117159. The reversal of 1071454117149 is 9417114541701.

1071454117149 is a `hidden beast` number, since 1 + 0 + 71 + 454 + 117 + 14 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 594815765049 + 476638352100 = 771243^2 + 690390^2 .

It is not a de Polignac number, because 1071454117149 - 2⁹ = 1071454116637 is a prime.

It is a super-2 number, since 2×1071454117149² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1071454117159) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4578863632 + ... + 4578863865.

Almost surely, 2^{1071454117149} is an apocalyptic number.

It is an amenable number.

1071454117149 is a deficient number, since it is larger than the sum of its proper divisors (595252287487).

1071454117149 is a wasteful number, since it uses less digits than its factorization.

1071454117149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9157727516 (or 9157727513 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 45.

The spelling of 1071454117149 in words is "one trillion, seventy-one billion, four hundred fifty-four million, one hundred seventeen thousand, one hundred forty-nine".