1053402343 has 12 divisors (see below), whose sum is σ = 1246159080. Its totient is φ = 887610192.

The previous prime is 1053402319. The next prime is 1053402349. The reversal of 1053402343 is 3432043501.

It is not a de Polignac number, because 1053402343 - 2¹³ = 1053394151 is a prime.

It is a super-2 number, since 2×1053402343² = 2219312992475779298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053402349) 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, 179296 + ... + 185077.

It is an arithmetic number, because the mean of its divisors is an integer number (103846590).

Almost surely, 2^1053402343 is an apocalyptic number.

1053402343 is a deficient number, since it is larger than the sum of its proper divisors (192756737).

1053402343 is an equidigital number, since it uses as much as digits as its factorization.

1053402343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364446 (or 364439 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 1053402343 is about 32456.1603243514. The cubic root of 1053402343 is about 1017.4929919207.

Adding to 1053402343 its reverse (3432043501), we get a palindrome (4485445844).

The spelling of 1053402343 in words is "one billion, fifty-three million, four hundred two thousand, three hundred forty-three".