101015131487 has 2 divisors, whose sum is σ = 101015131488. Its totient is φ = 101015131486.

The previous prime is 101015131463. The next prime is 101015131519. The reversal of 101015131487 is 784131510101.

It is an a-pointer prime, because the next prime (101015131519) can be obtained adding 101015131487 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101015131487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101015131457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50507565743 + 50507565744.

It is an arithmetic number, because the mean of its divisors is an integer number (50507565744).

Almost surely, 2^101015131487 is an apocalyptic number.

101015131487 is a deficient number, since it is larger than the sum of its proper divisors (1).

101015131487 is an equidigital number, since it uses as much as digits as its factorization.

101015131487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 32.

Adding to 101015131487 its reverse (784131510101), we get a palindrome (885146641588).

The spelling of 101015131487 in words is "one hundred one billion, fifteen million, one hundred thirty-one thousand, four hundred eighty-seven".