7494861427 has 2 divisors, whose sum is σ = 7494861428. Its totient is φ = 7494861426.

The previous prime is 7494861421. The next prime is 7494861431. The reversal of 7494861427 is 7241684947.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7494861427 - 2²⁷ = 7360643699 is a prime.

It is not a weakly prime, because it can be changed into another prime (7494861421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3747430713 + 3747430714.

It is an arithmetic number, because the mean of its divisors is an integer number (3747430714).

Almost surely, 2^7494861427 is an apocalyptic number.

7494861427 is a deficient number, since it is larger than the sum of its proper divisors (1).

7494861427 is an equidigital number, since it uses as much as digits as its factorization.

7494861427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2709504, while the sum is 52.

The square root of 7494861427 is about 86572.8677300227. The cubic root of 7494861427 is about 1956.9866777131.

The spelling of 7494861427 in words is "seven billion, four hundred ninety-four million, eight hundred sixty-one thousand, four hundred twenty-seven".