1052404434451 has 8 divisors (see below), whose sum is σ = 1120144667904. Its totient is φ = 985312433280.

The previous prime is 1052404434421. The next prime is 1052404434457. The reversal of 1052404434451 is 1544344042501.

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 1052404434451 - 2¹¹ = 1052404432403 is a prime.

It is a super-2 number, since 2×1052404434451² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1052404434451.

It is not an unprimeable number, because it can be changed into a prime (1052404434457) 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, 162054720 + ... + 162061213.

It is an arithmetic number, because the mean of its divisors is an integer number (140018083488).

Almost surely, 2^{1052404434451} is an apocalyptic number.

1052404434451 is a deficient number, since it is larger than the sum of its proper divisors (67740233453).

1052404434451 is a wasteful number, since it uses less digits than its factorization.

1052404434451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324116141.

The product of its (nonzero) digits is 153600, while the sum is 37.

Adding to 1052404434451 its reverse (1544344042501), we get a palindrome (2596748476952).

The spelling of 1052404434451 in words is "one trillion, fifty-two billion, four hundred four million, four hundred thirty-four thousand, four hundred fifty-one".