55110749 has 2 divisors, whose sum is σ = 55110750. Its totient is φ = 55110748.

The previous prime is 55110739. The next prime is 55110763. The reversal of 55110749 is 94701155.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35485849 + 19624900 = 5957^2 + 4430^2 .

It is a cyclic number.

It is not a de Polignac number, because 55110749 - 2⁴ = 55110733 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55110739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27555374 + 27555375.

It is an arithmetic number, because the mean of its divisors is an integer number (27555375).

Almost surely, 2^55110749 is an apocalyptic number.

It is an amenable number.

55110749 is a deficient number, since it is larger than the sum of its proper divisors (1).

55110749 is an equidigital number, since it uses as much as digits as its factorization.

55110749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 32.

The square root of 55110749 is about 7423.6614281633. The cubic root of 55110749 is about 380.5503314118.

The spelling of 55110749 in words is "fifty-five million, one hundred ten thousand, seven hundred forty-nine".