1434625653 has 4 divisors (see below), whose sum is σ = 1912834208. Its totient is φ = 956417100.

The previous prime is 1434625649. The next prime is 1434625663. The reversal of 1434625653 is 3565264341.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1434625653 - 2² = 1434625649 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1434625613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239104273 + ... + 239104278.

It is an arithmetic number, because the mean of its divisors is an integer number (478208552).

Almost surely, 2^1434625653 is an apocalyptic number.

It is an amenable number.

1434625653 is a deficient number, since it is larger than the sum of its proper divisors (478208555).

1434625653 is an equidigital number, since it uses as much as digits as its factorization.

1434625653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478208554.

The product of its digits is 259200, while the sum is 39.

The square root of 1434625653 is about 37876.4524870004. The cubic root of 1434625653 is about 1127.8366349288.

Adding to 1434625653 its reverse (3565264341), we get a palindrome (4999889994).

The spelling of 1434625653 in words is "one billion, four hundred thirty-four million, six hundred twenty-five thousand, six hundred fifty-three".