147252019 has 2 divisors, whose sum is σ = 147252020. Its totient is φ = 147252018.

The previous prime is 147251989. The next prime is 147252037. The reversal of 147252019 is 910252741.

147252019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 147252019 - 2²³ = 138863411 is a prime.

It is a super-2 number, since 2×147252019² = 43366314199152722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (147252059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73626009 + 73626010.

It is an arithmetic number, because the mean of its divisors is an integer number (73626010).

Almost surely, 2^147252019 is an apocalyptic number.

147252019 is a deficient number, since it is larger than the sum of its proper divisors (1).

147252019 is an equidigital number, since it uses as much as digits as its factorization.

147252019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 147252019 is about 12134.7442906721. The cubic root of 147252019 is about 528.0646383121.

The spelling of 147252019 in words is "one hundred forty-seven million, two hundred fifty-two thousand, nineteen".