146402077 has 2 divisors, whose sum is σ = 146402078. Its totient is φ = 146402076.

The previous prime is 146402051. The next prime is 146402101. The reversal of 146402077 is 770204641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90839961 + 55562116 = 9531^2 + 7454^2 .

It is a cyclic number.

It is not a de Polignac number, because 146402077 - 2⁷ = 146401949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146402017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73201038 + 73201039.

It is an arithmetic number, because the mean of its divisors is an integer number (73201039).

Almost surely, 2^146402077 is an apocalyptic number.

It is an amenable number.

146402077 is a deficient number, since it is larger than the sum of its proper divisors (1).

146402077 is an equidigital number, since it uses as much as digits as its factorization.

146402077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 146402077 is about 12099.6725988764. The cubic root of 146402077 is about 527.0466768628.

The spelling of 146402077 in words is "one hundred forty-six million, four hundred two thousand, seventy-seven".