1042457323 has 8 divisors (see below), whose sum is σ = 1104092640. Its totient is φ = 980856960.

The previous prime is 1042457303. The next prime is 1042457329. The reversal of 1042457323 is 3237542401.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1042457323 - 2¹³ = 1042449131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1042457329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76513 + ... + 89101.

It is an arithmetic number, because the mean of its divisors is an integer number (138011580).

Almost surely, 2^1042457323 is an apocalyptic number.

1042457323 is a deficient number, since it is larger than the sum of its proper divisors (61635317).

1042457323 is a wasteful number, since it uses less digits than its factorization.

1042457323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17477.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 1042457323 is about 32287.1076902221. The cubic root of 1042457323 is about 1013.9567440800.

Adding to 1042457323 its reverse (3237542401), we get a palindrome (4279999724).

The spelling of 1042457323 in words is "one billion, forty-two million, four hundred fifty-seven thousand, three hundred twenty-three".