1034423149 has 2 divisors, whose sum is σ = 1034423150. Its totient is φ = 1034423148.

The previous prime is 1034423147. The next prime is 1034423219. The reversal of 1034423149 is 9413244301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 883575625 + 150847524 = 29725^2 + 12282^2 .

It is a cyclic number.

It is not a de Polignac number, because 1034423149 - 2¹ = 1034423147 is a prime.

Together with 1034423147, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1034423149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1034423147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 517211574 + 517211575.

It is an arithmetic number, because the mean of its divisors is an integer number (517211575).

Almost surely, 2^1034423149 is an apocalyptic number.

It is an amenable number.

1034423149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1034423149 is an equidigital number, since it uses as much as digits as its factorization.

1034423149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 1034423149 is about 32162.4493625719. The cubic root of 1034423149 is about 1011.3451830631.

The spelling of 1034423149 in words is "one billion, thirty-four million, four hundred twenty-three thousand, one hundred forty-nine".