1350506361 has 4 divisors (see below), whose sum is σ = 1800675152. Its totient is φ = 900337572.

The previous prime is 1350506359. The next prime is 1350506369. The reversal of 1350506361 is 1636050531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1636050531 = 3 ⋅545350177.

It is not a de Polignac number, because 1350506361 - 2¹ = 1350506359 is a prime.

It is a super-2 number, since 2×1350506361² = 3647734862202924642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1350506369) 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, 225084391 + ... + 225084396.

It is an arithmetic number, because the mean of its divisors is an integer number (450168788).

Almost surely, 2^1350506361 is an apocalyptic number.

It is an amenable number.

1350506361 is a deficient number, since it is larger than the sum of its proper divisors (450168791).

1350506361 is an equidigital number, since it uses as much as digits as its factorization.

1350506361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450168790.

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 1350506361 is about 36749.2361961443. The cubic root of 1350506361 is about 1105.3476137914.

Adding to 1350506361 its reverse (1636050531), we get a palindrome (2986556892).

The spelling of 1350506361 in words is "one billion, three hundred fifty million, five hundred six thousand, three hundred sixty-one".