1046423457 has 12 divisors (see below), whose sum is σ = 1600412580. Its totient is φ = 656579328.

The previous prime is 1046423449. The next prime is 1046423471. The reversal of 1046423457 is 7543246401.

1046423457 is a `hidden beast` number, since 1 + 0 + 4 + 642 + 3 + 4 + 5 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 852406416 + 194017041 = 29196^2 + 13929^2 .

It is not a de Polignac number, because 1046423457 - 2³ = 1046423449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1046423437) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3419532 + ... + 3419837.

It is an arithmetic number, because the mean of its divisors is an integer number (133367715).

Almost surely, 2^1046423457 is an apocalyptic number.

1046423457 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1046423457 is a deficient number, since it is larger than the sum of its proper divisors (553989123).

1046423457 is a wasteful number, since it uses less digits than its factorization.

1046423457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6839392 (or 6839389 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The square root of 1046423457 is about 32348.4691600700. The cubic root of 1046423457 is about 1015.2410169638.

Adding to 1046423457 its reverse (7543246401), we get a palindrome (8589669858).

The spelling of 1046423457 in words is "one billion, forty-six million, four hundred twenty-three thousand, four hundred fifty-seven".