1348153691 has 2 divisors, whose sum is σ = 1348153692. Its totient is φ = 1348153690.

The previous prime is 1348153679. The next prime is 1348153693. The reversal of 1348153691 is 1963518431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1348153691 - 2¹⁸ = 1347891547 is a prime.

Together with 1348153693, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1348153693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 674076845 + 674076846.

It is an arithmetic number, because the mean of its divisors is an integer number (674076846).

Almost surely, 2^1348153691 is an apocalyptic number.

1348153691 is a deficient number, since it is larger than the sum of its proper divisors (1).

1348153691 is an equidigital number, since it uses as much as digits as its factorization.

1348153691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 41.

The square root of 1348153691 is about 36717.2124622771. The cubic root of 1348153691 is about 1104.7053782074.

The spelling of 1348153691 in words is "one billion, three hundred forty-eight million, one hundred fifty-three thousand, six hundred ninety-one".