1361312151 has 8 divisors (see below), whose sum is σ = 1817712384. Its totient is φ = 906226680.

The previous prime is 1361312143. The next prime is 1361312153. The reversal of 1361312151 is 1512131631.

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

It is not a de Polignac number, because 1361312151 - 2³ = 1361312143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361312153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326271 + ... + 330416.

It is an arithmetic number, because the mean of its divisors is an integer number (227214048).

Almost surely, 2^1361312151 is an apocalyptic number.

1361312151 is a deficient number, since it is larger than the sum of its proper divisors (456400233).

1361312151 is an equidigital number, since it uses as much as digits as its factorization.

1361312151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657381.

The product of its digits is 540, while the sum is 24.

The square root of 1361312151 is about 36895.9638849563. The cubic root of 1361312151 is about 1108.2878538835.

Adding to 1361312151 its reverse (1512131631), we get a palindrome (2873443782).

The spelling of 1361312151 in words is "one billion, three hundred sixty-one million, three hundred twelve thousand, one hundred fifty-one".