1053406306 has 4 divisors (see below), whose sum is σ = 1580109462. Its totient is φ = 526703152.

The previous prime is 1053406283. The next prime is 1053406313. The reversal of 1053406306 is 6036043501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1026625681 + 26780625 = 32041^2 + 5175^2 .

It is a super-2 number, since 2×1053406306² = 2219329691041131272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263351575 + ... + 263351578.

Almost surely, 2^1053406306 is an apocalyptic number.

1053406306 is a deficient number, since it is larger than the sum of its proper divisors (526703156).

1053406306 is an equidigital number, since it uses as much as digits as its factorization.

1053406306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526703155.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 1053406306 is about 32456.2213758780. The cubic root of 1053406306 is about 1017.4942678876.

Adding to 1053406306 its reverse (6036043501), we get a palindrome (7089449807).

The spelling of 1053406306 in words is "one billion, fifty-three million, four hundred six thousand, three hundred six".