4153393906 has 4 divisors (see below), whose sum is σ = 6230090862. Its totient is φ = 2076696952.

The previous prime is 4153393897. The next prime is 4153393927. The reversal of 4153393906 is 6093933514.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3282258681 + 871135225 = 57291^2 + 29515^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1038348475 + ... + 1038348478.

Almost surely, 2^4153393906 is an apocalyptic number.

4153393906 is a deficient number, since it is larger than the sum of its proper divisors (2076696956).

4153393906 is a wasteful number, since it uses less digits than its factorization.

4153393906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2076696955.

The product of its (nonzero) digits is 262440, while the sum is 43.

The square root of 4153393906 is about 64446.8300694456. The cubic root of 4153393906 is about 1607.4385289313.

The spelling of 4153393906 in words is "four billion, one hundred fifty-three million, three hundred ninety-three thousand, nine hundred six".