3520141061 has 4 divisors (see below), whose sum is σ = 3521448000. Its totient is φ = 3518834124.

The previous prime is 3520141043. The next prime is 3520141067. The reversal of 3520141061 is 1601410253.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1601410253 = 19553 ⋅81901.

It is a cyclic number.

It is not a de Polignac number, because 3520141061 - 2²² = 3515946757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3520141067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 649421 + ... + 654818.

It is an arithmetic number, because the mean of its divisors is an integer number (880362000).

Almost surely, 2^3520141061 is an apocalyptic number.

It is an amenable number.

3520141061 is a deficient number, since it is larger than the sum of its proper divisors (1306939).

3520141061 is a wasteful number, since it uses less digits than its factorization.

3520141061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306938.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 3520141061 is about 59330.7766761906. The cubic root of 3520141061 is about 1521.2013040436.

The spelling of 3520141061 in words is "three billion, five hundred twenty million, one hundred forty-one thousand, sixty-one".