45316019 has 8 divisors (see below), whose sum is σ = 51916128. Its totient is φ = 38747520.

The previous prime is 45315989. The next prime is 45316043. The reversal of 45316019 is 91061354.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45316019 - 2⁸ = 45315763 is a prime.

It is a super-2 number, since 2×45316019² = 4107083156016722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45315982 and 45316000.

It is not an unprimeable number, because it can be changed into a prime (45316819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4742 + ... + 10635.

It is an arithmetic number, because the mean of its divisors is an integer number (6489516).

Almost surely, 2^45316019 is an apocalyptic number.

45316019 is a deficient number, since it is larger than the sum of its proper divisors (6600109).

45316019 is a wasteful number, since it uses less digits than its factorization.

45316019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15805.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 45316019 is about 6731.7173886015. The cubic root of 45316019 is about 356.5200155046.

The spelling of 45316019 in words is "forty-five million, three hundred sixteen thousand, nineteen".