77050101 has 4 divisors (see below), whose sum is σ = 102733472. Its totient is φ = 51366732.

The previous prime is 77050087. The next prime is 77050117. The reversal of 77050101 is 10105077.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 77050101 - 2⁹ = 77049589 is a prime.

It is a super-2 number, since 2×77050101² = 11873436128220402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77050121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12841681 + ... + 12841686.

It is an arithmetic number, because the mean of its divisors is an integer number (25683368).

Almost surely, 2^77050101 is an apocalyptic number.

It is an amenable number.

77050101 is a deficient number, since it is larger than the sum of its proper divisors (25683371).

77050101 is a wasteful number, since it uses less digits than its factorization.

77050101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25683370.

The product of its (nonzero) digits is 245, while the sum is 21.

The square root of 77050101 is about 8777.8186925910. The cubic root of 77050101 is about 425.5243373850.

Adding to 77050101 its reverse (10105077), we get a palindrome (87155178).

The spelling of 77050101 in words is "seventy-seven million, fifty thousand, one hundred one".