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45520061 is a prime number
BaseRepresentation
bin1010110110100…
…1010010111101
310011122122210012
42231221102331
543123120221
64303353005
71061625356
oct255512275
9104578705
1045520061
1123770994
12132b2765
13957a262
14608cd2d
153ee265b
hex2b694bd

45520061 has 2 divisors, whose sum is σ = 45520062. Its totient is φ = 45520060.

The previous prime is 45520051. The next prime is 45520103. The reversal of 45520061 is 16002554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28955161 + 16564900 = 5381^2 + 4070^2 .

It is a cyclic number.

It is not a de Polignac number, because 45520061 - 214 = 45503677 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45520021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22760030 + 22760031.

It is an arithmetic number, because the mean of its divisors is an integer number (22760031).

Almost surely, 245520061 is an apocalyptic number.

It is an amenable number.

45520061 is a deficient number, since it is larger than the sum of its proper divisors (1).

45520061 is an equidigital number, since it uses as much as digits as its factorization.

45520061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 45520061 is about 6746.8556379991. The cubic root of 45520061 is about 357.0543088895.

The spelling of 45520061 in words is "forty-five million, five hundred twenty thousand, sixty-one".