102029953 has 2 divisors, whose sum is σ = 102029954. Its totient is φ = 102029952.

The previous prime is 102029947. The next prime is 102029969. The reversal of 102029953 is 359920201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90954369 + 11075584 = 9537^2 + 3328^2 .

It is a cyclic number.

It is not a de Polignac number, because 102029953 - 2⁹ = 102029441 is a prime.

It is a super-2 number, since 2×102029953² = 20820222618364418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (102029923) 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, 51014976 + 51014977.

It is an arithmetic number, because the mean of its divisors is an integer number (51014977).

Almost surely, 2^102029953 is an apocalyptic number.

It is an amenable number.

102029953 is a deficient number, since it is larger than the sum of its proper divisors (1).

102029953 is an equidigital number, since it uses as much as digits as its factorization.

102029953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 102029953 is about 10100.9877239803. The cubic root of 102029953 is about 467.2786037393.

The spelling of 102029953 in words is "one hundred two million, twenty-nine thousand, nine hundred fifty-three".