101551007 has 2 divisors, whose sum is σ = 101551008. Its totient is φ = 101551006.

The previous prime is 101550983. The next prime is 101551027. The reversal of 101551007 is 700155101.

It is an a-pointer prime, because the next prime (101551027) can be obtained adding 101551007 to its sum of digits (20).

It is a strong prime.

It is an emirp because it is prime and its reverse (700155101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 101551007 - 2¹⁰ = 101549983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101551007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101551027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50775503 + 50775504.

It is an arithmetic number, because the mean of its divisors is an integer number (50775504).

Almost surely, 2^101551007 is an apocalyptic number.

101551007 is a deficient number, since it is larger than the sum of its proper divisors (1).

101551007 is an equidigital number, since it uses as much as digits as its factorization.

101551007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 175, while the sum is 20.

The square root of 101551007 is about 10077.2519567588. The cubic root of 101551007 is about 466.5462948610.

The spelling of 101551007 in words is "one hundred one million, five hundred fifty-one thousand, seven".