147836401 has 2 divisors, whose sum is σ = 147836402. Its totient is φ = 147836400.

The previous prime is 147836383. The next prime is 147836407. The reversal of 147836401 is 104638741.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98485776 + 49350625 = 9924^2 + 7025^2 .

It is a cyclic number.

It is not a de Polignac number, because 147836401 - 2⁹ = 147835889 is a prime.

It is not a weakly prime, because it can be changed into another prime (147836407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73918200 + 73918201.

It is an arithmetic number, because the mean of its divisors is an integer number (73918201).

Almost surely, 2^147836401 is an apocalyptic number.

It is an amenable number.

147836401 is a deficient number, since it is larger than the sum of its proper divisors (1).

147836401 is an equidigital number, since it uses as much as digits as its factorization.

147836401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 147836401 is about 12158.7993239464. The cubic root of 147836401 is about 528.7622725347.

The spelling of 147836401 in words is "one hundred forty-seven million, eight hundred thirty-six thousand, four hundred one".