45352261 has 2 divisors, whose sum is σ = 45352262. Its totient is φ = 45352260.

The previous prime is 45352231. The next prime is 45352267. The reversal of 45352261 is 16225354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42003361 + 3348900 = 6481^2 + 1830^2 .

It is a cyclic number.

It is not a de Polignac number, because 45352261 - 2⁹ = 45351749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45352267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22676130 + 22676131.

It is an arithmetic number, because the mean of its divisors is an integer number (22676131).

Almost surely, 2^45352261 is an apocalyptic number.

It is an amenable number.

45352261 is a deficient number, since it is larger than the sum of its proper divisors (1).

45352261 is an equidigital number, since it uses as much as digits as its factorization.

45352261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7200, while the sum is 28.

The square root of 45352261 is about 6734.4087342543. The cubic root of 45352261 is about 356.6150338200.

The spelling of 45352261 in words is "forty-five million, three hundred fifty-two thousand, two hundred sixty-one".