45030403261 has 2 divisors, whose sum is σ = 45030403262. Its totient is φ = 45030403260.

The previous prime is 45030403183. The next prime is 45030403307. The reversal of 45030403261 is 16230403054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34627627225 + 10402776036 = 186085^2 + 101994^2 .

It is a cyclic number.

It is not a de Polignac number, because 45030403261 - 2²¹ = 45028306109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45030403661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22515201630 + 22515201631.

It is an arithmetic number, because the mean of its divisors is an integer number (22515201631).

Almost surely, 2^45030403261 is an apocalyptic number.

It is an amenable number.

45030403261 is a deficient number, since it is larger than the sum of its proper divisors (1).

45030403261 is an equidigital number, since it uses as much as digits as its factorization.

45030403261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 28.

The spelling of 45030403261 in words is "forty-five billion, thirty million, four hundred three thousand, two hundred sixty-one".