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45175057 is a prime number
BaseRepresentation
bin1010110001010…
…1000100010001
310011000010112021
42230111010101
543031100212
64252131441
71055660464
oct254250421
9104003467
1045175057
1123555764
1213166b81
139489205
145ddd2db
153e75307
hex2b15111

45175057 has 2 divisors, whose sum is σ = 45175058. Its totient is φ = 45175056.

The previous prime is 45175051. The next prime is 45175073. The reversal of 45175057 is 75057154.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42627841 + 2547216 = 6529^2 + 1596^2 .

It is a cyclic number.

It is not a de Polignac number, because 45175057 - 23 = 45175049 is a prime.

It is not a weakly prime, because it can be changed into another prime (45175051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22587528 + 22587529.

It is an arithmetic number, because the mean of its divisors is an integer number (22587529).

Almost surely, 245175057 is an apocalyptic number.

It is an amenable number.

45175057 is a deficient number, since it is larger than the sum of its proper divisors (1).

45175057 is an equidigital number, since it uses as much as digits as its factorization.

45175057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24500, while the sum is 34.

The square root of 45175057 is about 6721.2392458534. The cubic root of 45175057 is about 356.1499625958.

The spelling of 45175057 in words is "forty-five million, one hundred seventy-five thousand, fifty-seven".