1022479427 has 2 divisors, whose sum is σ = 1022479428. Its totient is φ = 1022479426.

The previous prime is 1022479411. The next prime is 1022479439. The reversal of 1022479427 is 7249742201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1022479427 - 2⁴ = 1022479411 is a prime.

It is not a weakly prime, because it can be changed into another prime (1022479457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511239713 + 511239714.

It is an arithmetic number, because the mean of its divisors is an integer number (511239714).

Almost surely, 2^1022479427 is an apocalyptic number.

1022479427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022479427 is an equidigital number, since it uses as much as digits as its factorization.

1022479427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 1022479427 is about 31976.2322201976. The cubic root of 1022479427 is about 1007.4376860113.

The spelling of 1022479427 in words is "one billion, twenty-two million, four hundred seventy-nine thousand, four hundred twenty-seven".