1342351651 has 2 divisors, whose sum is σ = 1342351652. Its totient is φ = 1342351650.

The previous prime is 1342351649. The next prime is 1342351663. The reversal of 1342351651 is 1561532431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1342351651 - 2¹ = 1342351649 is a prime.

Together with 1342351649, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1342751651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671175825 + 671175826.

It is an arithmetic number, because the mean of its divisors is an integer number (671175826).

Almost surely, 2^1342351651 is an apocalyptic number.

1342351651 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342351651 is an equidigital number, since it uses as much as digits as its factorization.

1342351651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 31.

The square root of 1342351651 is about 36638.1174598259. The cubic root of 1342351651 is about 1103.1183282570.

The spelling of 1342351651 in words is "one billion, three hundred forty-two million, three hundred fifty-one thousand, six hundred fifty-one".