146554157 has 2 divisors, whose sum is σ = 146554158. Its totient is φ = 146554156.

The previous prime is 146554129. The next prime is 146554181. The reversal of 146554157 is 751455641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119814916 + 26739241 = 10946^2 + 5171^2 .

It is a cyclic number.

It is not a de Polignac number, because 146554157 - 2¹⁶ = 146488621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 146554157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146554117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73277078 + 73277079.

It is an arithmetic number, because the mean of its divisors is an integer number (73277079).

Almost surely, 2^146554157 is an apocalyptic number.

It is an amenable number.

146554157 is a deficient number, since it is larger than the sum of its proper divisors (1).

146554157 is an equidigital number, since it uses as much as digits as its factorization.

146554157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84000, while the sum is 38.

The square root of 146554157 is about 12105.9554352393. The cubic root of 146554157 is about 527.2291094310.

The spelling of 146554157 in words is "one hundred forty-six million, five hundred fifty-four thousand, one hundred fifty-seven".