1553003413 has 4 divisors (see below), whose sum is σ = 1672465228. Its totient is φ = 1433541600.

The previous prime is 1553003411. The next prime is 1553003423. The reversal of 1553003413 is 3143003551.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 249576804 + 1303426609 = 15798^2 + 36103^2 .

It is a cyclic number.

It is not a de Polignac number, because 1553003413 - 2¹ = 1553003411 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 (1553003411) 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, 59730888 + ... + 59730913.

It is an arithmetic number, because the mean of its divisors is an integer number (418116307).

Almost surely, 2^1553003413 is an apocalyptic number.

1553003413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1553003413 is a deficient number, since it is larger than the sum of its proper divisors (119461815).

1553003413 is a wasteful number, since it uses less digits than its factorization.

1553003413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119461814.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 1553003413 is about 39408.1642937095. The cubic root of 1553003413 is about 1158.0415360408.

Adding to 1553003413 its reverse (3143003551), we get a palindrome (4696006964).

The spelling of 1553003413 in words is "one billion, five hundred fifty-three million, three thousand, four hundred thirteen".