1012348531 has 2 divisors, whose sum is σ = 1012348532. Its totient is φ = 1012348530.

The previous prime is 1012348529. The next prime is 1012348583. The reversal of 1012348531 is 1358432101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1012348531 - 2¹ = 1012348529 is a prime.

It is a super-2 number, since 2×1012348531² = 2049699096435715922, which contains 22 as substring.

Together with 1012348529, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1012348531.

It is not a weakly prime, because it can be changed into another prime (1012348591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506174265 + 506174266.

It is an arithmetic number, because the mean of its divisors is an integer number (506174266).

Almost surely, 2^1012348531 is an apocalyptic number.

1012348531 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012348531 is an equidigital number, since it uses as much as digits as its factorization.

1012348531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 1012348531 is about 31817.4249586606. The cubic root of 1012348531 is about 1004.0993493720.

The spelling of 1012348531 in words is "one billion, twelve million, three hundred forty-eight thousand, five hundred thirty-one".