1370428427 has 2 divisors, whose sum is σ = 1370428428. Its totient is φ = 1370428426.

The previous prime is 1370428393. The next prime is 1370428453. The reversal of 1370428427 is 7248240731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1370428427 - 2⁶ = 1370428363 is a prime.

It is not a weakly prime, because it can be changed into another prime (1370428127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 685214213 + 685214214.

It is an arithmetic number, because the mean of its divisors is an integer number (685214214).

Almost surely, 2^1370428427 is an apocalyptic number.

1370428427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1370428427 is an equidigital number, since it uses as much as digits as its factorization.

1370428427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75264, while the sum is 38.

The square root of 1370428427 is about 37019.2980349439. The cubic root of 1370428427 is about 1110.7563027427.

The spelling of 1370428427 in words is "one billion, three hundred seventy million, four hundred twenty-eight thousand, four hundred twenty-seven".