102550541 has 2 divisors, whose sum is σ = 102550542. Its totient is φ = 102550540.

The previous prime is 102550529. The next prime is 102550549. The reversal of 102550541 is 145055201.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78393316 + 24157225 = 8854^2 + 4915^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102550541 is a prime.

It is a super-2 number, since 2×102550541² = 21033226918785362, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102550549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51275270 + 51275271.

It is an arithmetic number, because the mean of its divisors is an integer number (51275271).

Almost surely, 2^102550541 is an apocalyptic number.

It is an amenable number.

102550541 is a deficient number, since it is larger than the sum of its proper divisors (1).

102550541 is an equidigital number, since it uses as much as digits as its factorization.

102550541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 102550541 is about 10126.7241001224. The cubic root of 102550541 is about 468.0719886460.

The spelling of 102550541 in words is "one hundred two million, five hundred fifty thousand, five hundred forty-one".