103133290 has 16 divisors (see below), whose sum is σ = 199920168. Its totient is φ = 38079936.

The previous prime is 103133269. The next prime is 103133291. The reversal of 103133290 is 92331301.

It can be written as a sum of positive squares in 4 ways, for example, as 64208169 + 38925121 = 8013^2 + 6239^2 .

It is not an unprimeable number, because it can be changed into a prime (103133291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 396537 + ... + 396796.

Almost surely, 2^103133290 is an apocalyptic number.

103133290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103133290 is a deficient number, since it is larger than the sum of its proper divisors (96786878).

103133290 is a wasteful number, since it uses less digits than its factorization.

103133290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793353.

The product of its (nonzero) digits is 486, while the sum is 22.

The square root of 103133290 is about 10155.4561689764. The cubic root of 103133290 is about 468.9569293193.

Adding to 103133290 its reverse (92331301), we get a palindrome (195464591).

The spelling of 103133290 in words is "one hundred three million, one hundred thirty-three thousand, two hundred ninety".