1023454442 has 8 divisors (see below), whose sum is σ = 1535421216. Its totient is φ = 511647372.

The previous prime is 1023454409. The next prime is 1023454463. The reversal of 1023454442 is 2444543201.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22358 + ... + 50465.

It is an arithmetic number, because the mean of its divisors is an integer number (191927652).

Almost surely, 2^1023454442 is an apocalyptic number.

1023454442 is a deficient number, since it is larger than the sum of its proper divisors (511966774).

1023454442 is an equidigital number, since it uses as much as digits as its factorization.

1023454442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79852.

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 1023454442 is about 31991.4745205656. The cubic root of 1023454442 is about 1007.7578081157.

Adding to 1023454442 its reverse (2444543201), we get a palindrome (3467997643).

The spelling of 1023454442 in words is "one billion, twenty-three million, four hundred fifty-four thousand, four hundred forty-two".