3445871403 has 16 divisors (see below), whose sum is σ = 4949925120. Its totient is φ = 2119676064.

The previous prime is 3445871357. The next prime is 3445871449. The reversal of 3445871403 is 3041785443.

It is an interprime number because it is at equal distance from previous prime (3445871357) and next prime (3445871449).

It is not a de Polignac number, because 3445871403 - 2¹⁸ = 3445609259 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (3445871453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87268 + ... + 120446.

It is an arithmetic number, because the mean of its divisors is an integer number (309370320).

Almost surely, 2^3445871403 is an apocalyptic number.

3445871403 is a deficient number, since it is larger than the sum of its proper divisors (1504053717).

3445871403 is a wasteful number, since it uses less digits than its factorization.

3445871403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35858.

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 3445871403 is about 58701.5451500214. The cubic root of 3445871403 is about 1510.4268201201.

The spelling of 3445871403 in words is "three billion, four hundred forty-five million, eight hundred seventy-one thousand, four hundred three".