102042433 has 2 divisors, whose sum is σ = 102042434. Its totient is φ = 102042432.

The previous prime is 102042431. The next prime is 102042461. The reversal of 102042433 is 334240201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74511424 + 27531009 = 8632^2 + 5247^2 .

It is a cyclic number.

It is not a de Polignac number, because 102042433 - 2¹ = 102042431 is a prime.

Together with 102042431, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 102042433.

It is not a weakly prime, because it can be changed into another prime (102042431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51021216 + 51021217.

It is an arithmetic number, because the mean of its divisors is an integer number (51021217).

Almost surely, 2^102042433 is an apocalyptic number.

It is an amenable number.

102042433 is a deficient number, since it is larger than the sum of its proper divisors (1).

102042433 is an equidigital number, since it uses as much as digits as its factorization.

102042433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 102042433 is about 10101.6054664593. The cubic root of 102042433 is about 467.2976550050.

Adding to 102042433 its reverse (334240201), we get a palindrome (436282634).

The spelling of 102042433 in words is "one hundred two million, forty-two thousand, four hundred thirty-three".