1523604061 has 8 divisors (see below), whose sum is σ = 1742203520. Its totient is φ = 1305240048.

The previous prime is 1523604013. The next prime is 1523604077. The reversal of 1523604061 is 1604063251.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1523604061 - 2¹³ = 1523595869 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 (1523604011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44766 + ... + 71071.

It is an arithmetic number, because the mean of its divisors is an integer number (217775440).

Almost surely, 2^1523604061 is an apocalyptic number.

It is an amenable number.

1523604061 is a deficient number, since it is larger than the sum of its proper divisors (218599459).

1523604061 is a wasteful number, since it uses less digits than its factorization.

1523604061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117723.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1523604061 is about 39033.3711201070. The cubic root of 1523604061 is about 1150.6874430451.

The spelling of 1523604061 in words is "one billion, five hundred twenty-three million, six hundred four thousand, sixty-one".