146739001 has 2 divisors, whose sum is σ = 146739002. Its totient is φ = 146739000.

The previous prime is 146738993. The next prime is 146739049. The reversal of 146739001 is 100937641.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119333776 + 27405225 = 10924^2 + 5235^2 .

It is a cyclic number.

It is not a de Polignac number, because 146739001 - 2³ = 146738993 is a prime.

It is equal to p_8271139 and since 146739001 and 8271139 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (146739301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73369500 + 73369501.

It is an arithmetic number, because the mean of its divisors is an integer number (73369501).

Almost surely, 2^146739001 is an apocalyptic number.

It is an amenable number.

146739001 is a deficient number, since it is larger than the sum of its proper divisors (1).

146739001 is an equidigital number, since it uses as much as digits as its factorization.

146739001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 146739001 is about 12113.5874537645. The cubic root of 146739001 is about 527.4506752918.

The spelling of 146739001 in words is "one hundred forty-six million, seven hundred thirty-nine thousand, one".