43103402 has 4 divisors (see below), whose sum is σ = 64655106. Its totient is φ = 21551700.

The previous prime is 43103399. The next prime is 43103407. The reversal of 43103402 is 20430134.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20430134 = 2 ⋅10215067.

It can be written as a sum of positive squares in only one way, i.e., 41229241 + 1874161 = 6421^2 + 1369^2 .

It is not an unprimeable number, because it can be changed into a prime (43103407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10775849 + ... + 10775852.

Almost surely, 2^43103402 is an apocalyptic number.

43103402 is a deficient number, since it is larger than the sum of its proper divisors (21551704).

43103402 is a wasteful number, since it uses less digits than its factorization.

43103402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21551703.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 43103402 is about 6565.3181187205. The cubic root of 43103402 is about 350.6204016818.

Adding to 43103402 its reverse (20430134), we get a palindrome (63533536).

The spelling of 43103402 in words is "forty-three million, one hundred three thousand, four hundred two".