1451073161 has 8 divisors (see below), whose sum is σ = 1470647424. Its totient is φ = 1431601200.

The previous prime is 1451073139. The next prime is 1451073163. The reversal of 1451073161 is 1613701541.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1451073161 is a prime.

It is a super-2 number, since 2×1451073161² = 4211226637149063842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1451073163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3200 + ... + 53966.

It is an arithmetic number, because the mean of its divisors is an integer number (183830928).

Almost surely, 2^1451073161 is an apocalyptic number.

It is an amenable number.

1451073161 is a deficient number, since it is larger than the sum of its proper divisors (19574263).

1451073161 is a wasteful number, since it uses less digits than its factorization.

1451073161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51151.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 1451073161 is about 38092.9542172828. The cubic root of 1451073161 is about 1132.1303589569.

The spelling of 1451073161 in words is "one billion, four hundred fifty-one million, seventy-three thousand, one hundred sixty-one".