1141421459 has 2 divisors, whose sum is σ = 1141421460. Its totient is φ = 1141421458.

The previous prime is 1141421443. The next prime is 1141421563. The reversal of 1141421459 is 9541241411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1141421459 - 2⁴ = 1141421443 is a prime.

It is not a weakly prime, because it can be changed into another prime (1141421059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570710729 + 570710730.

It is an arithmetic number, because the mean of its divisors is an integer number (570710730).

Almost surely, 2^1141421459 is an apocalyptic number.

1141421459 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141421459 is an equidigital number, since it uses as much as digits as its factorization.

1141421459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 32.

The square root of 1141421459 is about 33784.9294656656. The cubic root of 1141421459 is about 1045.0779331849.

The spelling of 1141421459 in words is "one billion, one hundred forty-one million, four hundred twenty-one thousand, four hundred fifty-nine".