147570019 has 2 divisors, whose sum is σ = 147570020. Its totient is φ = 147570018.

The previous prime is 147569999. The next prime is 147570053. The reversal of 147570019 is 910075741.

It is an a-pointer prime, because the next prime (147570053) can be obtained adding 147570019 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 147570019 - 2⁵ = 147569987 is a prime.

It is a super-2 number, since 2×147570019² = 43553821015320722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (147570419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73785009 + 73785010.

It is an arithmetic number, because the mean of its divisors is an integer number (73785010).

Almost surely, 2^147570019 is an apocalyptic number.

147570019 is a deficient number, since it is larger than the sum of its proper divisors (1).

147570019 is an equidigital number, since it uses as much as digits as its factorization.

147570019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8820, while the sum is 34.

The square root of 147570019 is about 12147.8400960829. The cubic root of 147570019 is about 528.4444946059. Note that the first 4 decimals are identical.

The spelling of 147570019 in words is "one hundred forty-seven million, five hundred seventy thousand, nineteen".