146072077 has 2 divisors, whose sum is σ = 146072078. Its totient is φ = 146072076.

The previous prime is 146072071. The next prime is 146072089. The reversal of 146072077 is 770270641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107557641 + 38514436 = 10371^2 + 6206^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146072077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146072071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73036038 + 73036039.

It is an arithmetic number, because the mean of its divisors is an integer number (73036039).

Almost surely, 2^146072077 is an apocalyptic number.

It is an amenable number.

146072077 is a deficient number, since it is larger than the sum of its proper divisors (1).

146072077 is an equidigital number, since it uses as much as digits as its factorization.

146072077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16464, while the sum is 34.

The square root of 146072077 is about 12086.0281730600. The cubic root of 146072077 is about 526.6503795547.

It can be divided in two parts, 1460 and 72077, that added together give a palindrome (73537).

The spelling of 146072077 in words is "one hundred forty-six million, seventy-two thousand, seventy-seven".