101155034 has 4 divisors (see below), whose sum is σ = 151732554. Its totient is φ = 50577516.

The previous prime is 101155009. The next prime is 101155037. The reversal of 101155034 is 430551101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 430551101 = 20521 ⋅20981.

It can be written as a sum of positive squares in only one way, i.e., 100902025 + 253009 = 10045^2 + 503^2 .

It is a junction number, because it is equal to n+sod(n) for n = 101154997 and 101155015.

It is not an unprimeable number, because it can be changed into a prime (101155037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25288757 + ... + 25288760.

Almost surely, 2^101155034 is an apocalyptic number.

101155034 is a deficient number, since it is larger than the sum of its proper divisors (50577520).

101155034 is an equidigital number, since it uses as much as digits as its factorization.

101155034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50577519.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 101155034 is about 10057.5858932450. The cubic root of 101155034 is about 465.9391110802.

The spelling of 101155034 in words is "one hundred one million, one hundred fifty-five thousand, thirty-four".