147070031 has 2 divisors, whose sum is σ = 147070032. Its totient is φ = 147070030.

The previous prime is 147069977. The next prime is 147070057. The reversal of 147070031 is 130070741.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 147070031 - 2¹⁸ = 146807887 is a prime.

It is a super-2 number, since 2×147070031² = 43259188036681922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 147069979 and 147070006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147070081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73535015 + 73535016.

It is an arithmetic number, because the mean of its divisors is an integer number (73535016).

Almost surely, 2^147070031 is an apocalyptic number.

147070031 is a deficient number, since it is larger than the sum of its proper divisors (1).

147070031 is an equidigital number, since it uses as much as digits as its factorization.

147070031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 147070031 is about 12127.2433388631. The cubic root of 147070031 is about 527.8470045219.

The spelling of 147070031 in words is "one hundred forty-seven million, seventy thousand, thirty-one".