45355019 has 2 divisors, whose sum is σ = 45355020. Its totient is φ = 45355018.

The previous prime is 45355003. The next prime is 45355027. The reversal of 45355019 is 91055354.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45355019 - 2⁴ = 45355003 is a prime.

It is a super-2 number, since 2×45355019² = 4114155496980722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45355069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22677509 + 22677510.

It is an arithmetic number, because the mean of its divisors is an integer number (22677510).

Almost surely, 2^45355019 is an apocalyptic number.

45355019 is a deficient number, since it is larger than the sum of its proper divisors (1).

45355019 is an equidigital number, since it uses as much as digits as its factorization.

45355019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 45355019 is about 6734.6135004171. The cubic root of 45355019 is about 356.6222625983.

The spelling of 45355019 in words is "forty-five million, three hundred fifty-five thousand, nineteen".