101402513 has 2 divisors, whose sum is σ = 101402514. Its totient is φ = 101402512.

The previous prime is 101402507. The next prime is 101402527. The reversal of 101402513 is 315204101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75829264 + 25573249 = 8708^2 + 5057^2 .

It is an emirp because it is prime and its reverse (315204101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 101402513 - 2¹² = 101398417 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 101402491 and 101402500.

It is not a weakly prime, because it can be changed into another prime (101402593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50701256 + 50701257.

It is an arithmetic number, because the mean of its divisors is an integer number (50701257).

Almost surely, 2^101402513 is an apocalyptic number.

It is an amenable number.

101402513 is a deficient number, since it is larger than the sum of its proper divisors (1).

101402513 is an equidigital number, since it uses as much as digits as its factorization.

101402513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 101402513 is about 10069.8814789450. The cubic root of 101402513 is about 466.3187798971.

Adding to 101402513 its reverse (315204101), we get a palindrome (416606614).

The spelling of 101402513 in words is "one hundred one million, four hundred two thousand, five hundred thirteen".