45102349 has 2 divisors, whose sum is σ = 45102350. Its totient is φ = 45102348.

The previous prime is 45102307. The next prime is 45102397. The reversal of 45102349 is 94320154.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38564100 + 6538249 = 6210^2 + 2557^2 .

It is a cyclic number.

It is not a de Polignac number, because 45102349 - 2²³ = 36713741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45106349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22551174 + 22551175.

It is an arithmetic number, because the mean of its divisors is an integer number (22551175).

Almost surely, 2^45102349 is an apocalyptic number.

It is an amenable number.

45102349 is a deficient number, since it is larger than the sum of its proper divisors (1).

45102349 is an equidigital number, since it uses as much as digits as its factorization.

45102349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 45102349 is about 6715.8282437835. The cubic root of 45102349 is about 355.9587888372.

It can be divided in two parts, 45102 and 349, that added together give a triangular number (45451 = T₃₀₁).

The spelling of 45102349 in words is "forty-five million, one hundred two thousand, three hundred forty-nine".