1457161473 has 16 divisors (see below), whose sum is σ = 1982480256. Its totient is φ = 951767040.

The previous prime is 1457161469. The next prime is 1457161487. The reversal of 1457161473 is 3741617541.

It is a happy number.

It is not a de Polignac number, because 1457161473 - 2² = 1457161469 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1457161423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31540 + ... + 62522.

It is an arithmetic number, because the mean of its divisors is an integer number (123905016).

Almost surely, 2^1457161473 is an apocalyptic number.

It is an amenable number.

1457161473 is a deficient number, since it is larger than the sum of its proper divisors (525318783).

1457161473 is a wasteful number, since it uses less digits than its factorization.

1457161473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31304.

The product of its digits is 70560, while the sum is 39.

The square root of 1457161473 is about 38172.7844543727. The cubic root of 1457161473 is about 1133.7115209512.

The spelling of 1457161473 in words is "one billion, four hundred fifty-seven million, one hundred sixty-one thousand, four hundred seventy-three".