101155461 has 16 divisors (see below), whose sum is σ = 149334528. Its totient is φ = 60390000.

The previous prime is 101155459. The next prime is 101155463. The reversal of 101155461 is 164551101.

It is an interprime number because it is at equal distance from previous prime (101155459) and next prime (101155463).

It is not a de Polignac number, because 101155461 - 2¹ = 101155459 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101155463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20665 + ... + 25086.

It is an arithmetic number, because the mean of its divisors is an integer number (9333408).

Almost surely, 2^101155461 is an apocalyptic number.

101155461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

101155461 is a deficient number, since it is larger than the sum of its proper divisors (48179067).

101155461 is a wasteful number, since it uses less digits than its factorization.

101155461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45832.

The product of its (nonzero) digits is 600, while the sum is 24.

The square root of 101155461 is about 10057.6071209806. The cubic root of 101155461 is about 465.9397666934.

It can be divided in two parts, 10115 and 5461, that added together give a triangular number (15576 = T₁₇₆).

The spelling of 101155461 in words is "one hundred one million, one hundred fifty-five thousand, four hundred sixty-one".