1430214491 has 2 divisors, whose sum is σ = 1430214492. Its totient is φ = 1430214490.

The previous prime is 1430214427. The next prime is 1430214523. The reversal of 1430214491 is 1944120341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1430214491 - 2⁶ = 1430214427 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1430214091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 715107245 + 715107246.

It is an arithmetic number, because the mean of its divisors is an integer number (715107246).

Almost surely, 2^1430214491 is an apocalyptic number.

1430214491 is a deficient number, since it is larger than the sum of its proper divisors (1).

1430214491 is an equidigital number, since it uses as much as digits as its factorization.

1430214491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 1430214491 is about 37818.1767276002. The cubic root of 1430214491 is about 1126.6794973135.

The spelling of 1430214491 in words is "one billion, four hundred thirty million, two hundred fourteen thousand, four hundred ninety-one".