531250003147 has 2 divisors, whose sum is σ = 531250003148. Its totient is φ = 531250003146.

The previous prime is 531250003103. The next prime is 531250003153. The reversal of 531250003147 is 741300052135.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-531250003147 is a prime.

It is not a weakly prime, because it can be changed into another prime (531250000147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265625001573 + 265625001574.

It is an arithmetic number, because the mean of its divisors is an integer number (265625001574).

Almost surely, 2^531250003147 is an apocalyptic number.

531250003147 is a deficient number, since it is larger than the sum of its proper divisors (1).

531250003147 is an equidigital number, since it uses as much as digits as its factorization.

531250003147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 31.

The spelling of 531250003147 in words is "five hundred thirty-one billion, two hundred fifty million, three thousand, one hundred forty-seven".