1353020523 has 8 divisors (see below), whose sum is σ = 1805274768. Its totient is φ = 901389984.

The previous prime is 1353020489. The next prime is 1353020527. The reversal of 1353020523 is 3250203531.

It is a happy number.

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

It is not a de Polignac number, because 1353020523 - 2¹⁴ = 1353004139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1353020493 and 1353020502.

It is not an unprimeable number, because it can be changed into a prime (1353020527) 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, 150840 + ... + 159557.

It is an arithmetic number, because the mean of its divisors is an integer number (225659346).

Almost surely, 2^1353020523 is an apocalyptic number.

1353020523 is a deficient number, since it is larger than the sum of its proper divisors (452254245).

1353020523 is a wasteful number, since it uses less digits than its factorization.

1353020523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311853.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 1353020523 is about 36783.4272872988. The cubic root of 1353020523 is about 1106.0331098176.

The spelling of 1353020523 in words is "one billion, three hundred fifty-three million, twenty thousand, five hundred twenty-three".