1052402353442 has 8 divisors (see below), whose sum is σ = 1722112942032. Its totient is φ = 478364706100.

The previous prime is 1052402353439. The next prime is 1052402353451. The reversal of 1052402353442 is 2443532042501.

It is a happy number.

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

It is a super-2 number, since 2×1052402353442² (a number of 25 digits) contains 22 as substring.

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, 23918235284 + ... + 23918235327.

It is an arithmetic number, because the mean of its divisors is an integer number (215264117754).

Almost surely, 2^{1052402353442} is an apocalyptic number.

1052402353442 is a deficient number, since it is larger than the sum of its proper divisors (669710588590).

1052402353442 is a wasteful number, since it uses less digits than its factorization.

1052402353442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47836470624.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 1052402353442 its reverse (2443532042501), we get a palindrome (3495934395943).

The spelling of 1052402353442 in words is "one trillion, fifty-two billion, four hundred two million, three hundred fifty-three thousand, four hundred forty-two".