144953377 has 2 divisors, whose sum is σ = 144953378. Its totient is φ = 144953376.

The previous prime is 144953371. The next prime is 144953381. The reversal of 144953377 is 773359441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96845281 + 48108096 = 9841^2 + 6936^2 .

It is a cyclic number.

It is not a de Polignac number, because 144953377 - 2²⁷ = 10735649 is a prime.

It is a super-2 number, since 2×144953377² = 42022963007408258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (144953371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72476688 + 72476689.

It is an arithmetic number, because the mean of its divisors is an integer number (72476689).

Almost surely, 2^144953377 is an apocalyptic number.

It is an amenable number.

144953377 is a deficient number, since it is larger than the sum of its proper divisors (1).

144953377 is an equidigital number, since it uses as much as digits as its factorization.

144953377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 43.

The square root of 144953377 is about 12039.6585084462. The cubic root of 144953377 is about 525.3024736207.

The spelling of 144953377 in words is "one hundred forty-four million, nine hundred fifty-three thousand, three hundred seventy-seven".