1100432453 has 2 divisors, whose sum is σ = 1100432454. Its totient is φ = 1100432452.

The previous prime is 1100432449. The next prime is 1100432461. The reversal of 1100432453 is 3542340011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 679279969 + 421152484 = 26063^2 + 20522^2 .

It is a cyclic number.

It is not a de Polignac number, because 1100432453 - 2² = 1100432449 is a prime.

It is a super-4 number, since 4×1100432453⁴ (a number of 37 digits) contains 4444 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100432483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550216226 + 550216227.

It is an arithmetic number, because the mean of its divisors is an integer number (550216227).

Almost surely, 2^1100432453 is an apocalyptic number.

It is an amenable number.

1100432453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100432453 is an equidigital number, since it uses as much as digits as its factorization.

1100432453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1100432453 is about 33172.7667371897. The cubic root of 1100432453 is about 1032.4153742881.

Adding to 1100432453 its reverse (3542340011), we get a palindrome (4642772464).

The spelling of 1100432453 in words is "one billion, one hundred million, four hundred thirty-two thousand, four hundred fifty-three".