3015402061 has 16 divisors (see below), whose sum is σ = 3542949760. Its totient is φ = 2512192320.

The previous prime is 3015402059. The next prime is 3015402079. The reversal of 3015402061 is 1602045103.

It is a cyclic number.

It is not a de Polignac number, because 3015402061 - 2¹ = 3015402059 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3015402661) 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, 271426 + ... + 282316.

It is an arithmetic number, because the mean of its divisors is an integer number (221434360).

Almost surely, 2^3015402061 is an apocalyptic number.

It is an amenable number.

3015402061 is a deficient number, since it is larger than the sum of its proper divisors (527547699).

3015402061 is a wasteful number, since it uses less digits than its factorization.

3015402061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12004.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 3015402061 is about 54912.6766876283. The cubic root of 3015402061 is about 1444.7135379591.

Adding to 3015402061 its reverse (1602045103), we get a palindrome (4617447164).

It can be divided in two parts, 301540 and 2061, that added together give a square (303601 = 551²).

The spelling of 3015402061 in words is "three billion, fifteen million, four hundred two thousand, sixty-one".