1451373117 has 16 divisors (see below), whose sum is σ = 2020197888. Its totient is φ = 925102640.

The previous prime is 1451373101. The next prime is 1451373139. The reversal of 1451373117 is 7113731541.

It is a cyclic number.

It is not a de Polignac number, because 1451373117 - 2⁴ = 1451373101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1451373167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 259642 + ... + 265172.

It is an arithmetic number, because the mean of its divisors is an integer number (126262368).

Almost surely, 2^1451373117 is an apocalyptic number.

It is an amenable number.

1451373117 is a deficient number, since it is larger than the sum of its proper divisors (568824771).

1451373117 is a wasteful number, since it uses less digits than its factorization.

1451373117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9360.

The product of its digits is 8820, while the sum is 33.

The square root of 1451373117 is about 38096.8911723778. The cubic root of 1451373117 is about 1132.2083623516.

The spelling of 1451373117 in words is "one billion, four hundred fifty-one million, three hundred seventy-three thousand, one hundred seventeen".