172034077 has 2 divisors, whose sum is σ = 172034078. Its totient is φ = 172034076.

The previous prime is 172034069. The next prime is 172034087. The reversal of 172034077 is 770430271.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 170929476 + 1104601 = 13074^2 + 1051^2 .

It is a cyclic number.

It is not a de Polignac number, because 172034077 - 2³ = 172034069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (172034087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86017038 + 86017039.

It is an arithmetic number, because the mean of its divisors is an integer number (86017039).

Almost surely, 2^172034077 is an apocalyptic number.

It is an amenable number.

172034077 is a deficient number, since it is larger than the sum of its proper divisors (1).

172034077 is an equidigital number, since it uses as much as digits as its factorization.

172034077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8232, while the sum is 31.

The square root of 172034077 is about 13116.1761577069. The cubic root of 172034077 is about 556.1665014253.

The spelling of 172034077 in words is "one hundred seventy-two million, thirty-four thousand, seventy-seven".