1315451101 has 2 divisors, whose sum is σ = 1315451102. Its totient is φ = 1315451100.

The previous prime is 1315451089. The next prime is 1315451113. The reversal of 1315451101 is 1011545131.

It is a balanced prime because it is at equal distance from previous prime (1315451089) and next prime (1315451113).

It can be written as a sum of positive squares in only one way, i.e., 789666201 + 525784900 = 28101^2 + 22930^2 .

It is a cyclic number.

It is not a de Polignac number, because 1315451101 - 2²¹ = 1313353949 is a prime.

It is a super-2 number, since 2×1315451101² = 3460823198244224402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1315451191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657725550 + 657725551.

It is an arithmetic number, because the mean of its divisors is an integer number (657725551).

Almost surely, 2^1315451101 is an apocalyptic number.

It is an amenable number.

1315451101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1315451101 is an equidigital number, since it uses as much as digits as its factorization.

1315451101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 300, while the sum is 22.

The square root of 1315451101 is about 36269.1480600248. The cubic root of 1315451101 is about 1095.6997677489.

Adding to 1315451101 its reverse (1011545131), we get a palindrome (2326996232).

The spelling of 1315451101 in words is "one billion, three hundred fifteen million, four hundred fifty-one thousand, one hundred one".