4457172373 has 2 divisors, whose sum is σ = 4457172374. Its totient is φ = 4457172372.

The previous prime is 4457172359. The next prime is 4457172431. The reversal of 4457172373 is 3732717544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2545908849 + 1911263524 = 50457^2 + 43718^2 .

It is a cyclic number.

It is not a de Polignac number, because 4457172373 - 2⁵ = 4457172341 is a prime.

It is a super-2 number, since 2×4457172373² = 39732771125268902258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4457172673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2228586186 + 2228586187.

It is an arithmetic number, because the mean of its divisors is an integer number (2228586187).

Almost surely, 2^4457172373 is an apocalyptic number.

It is an amenable number.

4457172373 is a deficient number, since it is larger than the sum of its proper divisors (1).

4457172373 is an equidigital number, since it uses as much as digits as its factorization.

4457172373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 493920, while the sum is 43.

The square root of 4457172373 is about 66762.0578846997. The cubic root of 4457172373 is about 1645.7093755950.

The spelling of 4457172373 in words is "four billion, four hundred fifty-seven million, one hundred seventy-two thousand, three hundred seventy-three".