1100748431 has 2 divisors, whose sum is σ = 1100748432. Its totient is φ = 1100748430.

The previous prime is 1100748371. The next prime is 1100748433. The reversal of 1100748431 is 1348470011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1100748431 - 2¹⁴ = 1100732047 is a prime.

It is a super-2 number, since 2×1100748431² = 2423294216697923522, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 1100748433, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1100748394 and 1100748403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100748433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550374215 + 550374216.

It is an arithmetic number, because the mean of its divisors is an integer number (550374216).

Almost surely, 2^1100748431 is an apocalyptic number.

1100748431 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100748431 is an equidigital number, since it uses as much as digits as its factorization.

1100748431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 1100748431 is about 33177.5290068444. The cubic root of 1100748431 is about 1032.5141806939.

The spelling of 1100748431 in words is "one billion, one hundred million, seven hundred forty-eight thousand, four hundred thirty-one".