1345234951 has 2 divisors, whose sum is σ = 1345234952. Its totient is φ = 1345234950.

The previous prime is 1345234949. The next prime is 1345234993. The reversal of 1345234951 is 1594325431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1345234951 - 2¹ = 1345234949 is a prime.

It is a super-3 number, since 3×1345234951³ (a number of 28 digits) contains 333 as substring.

Together with 1345234949, 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 1345234951.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1345234901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672617475 + 672617476.

It is an arithmetic number, because the mean of its divisors is an integer number (672617476).

Almost surely, 2^1345234951 is an apocalyptic number.

1345234951 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345234951 is an equidigital number, since it uses as much as digits as its factorization.

1345234951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 37.

The square root of 1345234951 is about 36677.4447174282. Note that the first 3 decimals coincide. The cubic root of 1345234951 is about 1103.9075766179.

The spelling of 1345234951 in words is "one billion, three hundred forty-five million, two hundred thirty-four thousand, nine hundred fifty-one".