1301625533 has 8 divisors (see below), whose sum is σ = 1475527200. Its totient is φ = 1138263408.

The previous prime is 1301625527. The next prime is 1301625539. The reversal of 1301625533 is 3355261031.

It is an interprime number because it is at equal distance from previous prime (1301625527) and next prime (1301625539).

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

It is a cyclic number.

It is not a de Polignac number, because 1301625533 - 2⁴ = 1301625517 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1301625496 and 1301625505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301625539) 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, 2634623 + ... + 2635116.

It is an arithmetic number, because the mean of its divisors is an integer number (184440900).

Almost surely, 2^1301625533 is an apocalyptic number.

1301625533 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1301625533 is a deficient number, since it is larger than the sum of its proper divisors (173901667).

1301625533 is a wasteful number, since it uses less digits than its factorization.

1301625533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5269771.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 1301625533 is about 36078.0477991812. The cubic root of 1301625533 is about 1091.8475897821.

Adding to 1301625533 its reverse (3355261031), we get a palindrome (4656886564).

The spelling of 1301625533 in words is "one billion, three hundred one million, six hundred twenty-five thousand, five hundred thirty-three".