1242586102 has 16 divisors (see below), whose sum is σ = 1906954560. Its totient is φ = 607097088.

The previous prime is 1242586099. The next prime is 1242586159. The reversal of 1242586102 is 2016852421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25213 + ... + 55864.

It is an arithmetic number, because the mean of its divisors is an integer number (119184660).

Almost surely, 2^1242586102 is an apocalyptic number.

1242586102 is a deficient number, since it is larger than the sum of its proper divisors (664368458).

1242586102 is an equidigital number, since it uses as much as digits as its factorization.

1242586102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81255.

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 1242586102 is about 35250.3347785521. The cubic root of 1242586102 is about 1075.0834193783.

The spelling of 1242586102 in words is "one billion, two hundred forty-two million, five hundred eighty-six thousand, one hundred two".