1012157467 has 2 divisors, whose sum is σ = 1012157468. Its totient is φ = 1012157466.

The previous prime is 1012157453. The next prime is 1012157473. The reversal of 1012157467 is 7647512101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1012157467 is a prime.

It is not a weakly prime, because it can be changed into another prime (1012157767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506078733 + 506078734.

It is an arithmetic number, because the mean of its divisors is an integer number (506078734).

Almost surely, 2^1012157467 is an apocalyptic number.

1012157467 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012157467 is an equidigital number, since it uses as much as digits as its factorization.

1012157467 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11760, while the sum is 34.

The square root of 1012157467 is about 31814.4223112726. The cubic root of 1012157467 is about 1004.0361763630.

Adding to 1012157467 its reverse (7647512101), we get a palindrome (8659669568).

The spelling of 1012157467 in words is "one billion, twelve million, one hundred fifty-seven thousand, four hundred sixty-seven".