3903532949 has 2 divisors, whose sum is σ = 3903532950. Its totient is φ = 3903532948.

The previous prime is 3903532943. The next prime is 3903532993. The reversal of 3903532949 is 9492353093.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3291316900 + 612216049 = 57370^2 + 24743^2 .

It is an emirp because it is prime and its reverse (9492353093) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3903532949 - 2⁸ = 3903532693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3903532943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1951766474 + 1951766475.

It is an arithmetic number, because the mean of its divisors is an integer number (1951766475).

Almost surely, 2^3903532949 is an apocalyptic number.

It is an amenable number.

3903532949 is a deficient number, since it is larger than the sum of its proper divisors (1).

3903532949 is an equidigital number, since it uses as much as digits as its factorization.

3903532949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 787320, while the sum is 47.

The square root of 3903532949 is about 62478.2598109134. The cubic root of 3903532949 is about 1574.5360789011.

The spelling of 3903532949 in words is "three billion, nine hundred three million, five hundred thirty-two thousand, nine hundred forty-nine".