1274433401 has 2 divisors, whose sum is σ = 1274433402. Its totient is φ = 1274433400.

The previous prime is 1274433383. The next prime is 1274433403. The reversal of 1274433401 is 1043344721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1062760000 + 211673401 = 32600^2 + 14549^2 .

It is a cyclic number.

It is not a de Polignac number, because 1274433401 - 2⁶ = 1274433337 is a prime.

Together with 1274433403, 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 (1274433403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 637216700 + 637216701.

It is an arithmetic number, because the mean of its divisors is an integer number (637216701).

Almost surely, 2^1274433401 is an apocalyptic number.

It is an amenable number.

1274433401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1274433401 is an equidigital number, since it uses as much as digits as its factorization.

1274433401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 1274433401 is about 35699.2072881178. The cubic root of 1274433401 is about 1084.1907933504.

The spelling of 1274433401 in words is "one billion, two hundred seventy-four million, four hundred thirty-three thousand, four hundred one".