102351149 has 2 divisors, whose sum is σ = 102351150. Its totient is φ = 102351148.

The previous prime is 102351133. The next prime is 102351167. The reversal of 102351149 is 941153201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98148649 + 4202500 = 9907^2 + 2050^2 .

It is a cyclic number.

It is not a de Polignac number, because 102351149 - 2⁴ = 102351133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102351749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51175574 + 51175575.

It is an arithmetic number, because the mean of its divisors is an integer number (51175575).

Almost surely, 2^102351149 is an apocalyptic number.

It is an amenable number.

102351149 is a deficient number, since it is larger than the sum of its proper divisors (1).

102351149 is an equidigital number, since it uses as much as digits as its factorization.

102351149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 102351149 is about 10116.8744679372. The cubic root of 102351149 is about 467.7684298270.

The spelling of 102351149 in words is "one hundred two million, three hundred fifty-one thousand, one hundred forty-nine".