1292270098 has 16 divisors (see below), whose sum is σ = 2215794240. Its totient is φ = 553711536.

The previous prime is 1292270093. The next prime is 1292270171. The reversal of 1292270098 is 8900722921.

It is a self number, because there is not a number n which added to its sum of digits gives 1292270098.

It is not an unprimeable number, because it can be changed into a prime (1292270093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100165 + ... + 112327.

It is an arithmetic number, because the mean of its divisors is an integer number (138487140).

Almost surely, 2^1292270098 is an apocalyptic number.

1292270098 is a deficient number, since it is larger than the sum of its proper divisors (923524142).

1292270098 is a wasteful number, since it uses less digits than its factorization.

1292270098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19761.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 1292270098 is about 35948.1584785647. The cubic root of 1292270098 is about 1089.2254121453.

The spelling of 1292270098 in words is "one billion, two hundred ninety-two million, two hundred seventy thousand, ninety-eight".