45371219 has 2 divisors, whose sum is σ = 45371220. Its totient is φ = 45371218.

The previous prime is 45371173. The next prime is 45371231. The reversal of 45371219 is 91217354.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45371219 - 2¹² = 45367123 is a prime.

It is a super-2 number, since 2×45371219² = 4117095027091922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45371239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22685609 + 22685610.

It is an arithmetic number, because the mean of its divisors is an integer number (22685610).

Almost surely, 2^45371219 is an apocalyptic number.

45371219 is a deficient number, since it is larger than the sum of its proper divisors (1).

45371219 is an equidigital number, since it uses as much as digits as its factorization.

45371219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7560, while the sum is 32.

The square root of 45371219 is about 6735.8161346640. The cubic root of 45371219 is about 356.6647172378.

The spelling of 45371219 in words is "forty-five million, three hundred seventy-one thousand, two hundred nineteen".