373145401 has 2 divisors, whose sum is σ = 373145402. Its totient is φ = 373145400.

The previous prime is 373145371. The next prime is 373145411. The reversal of 373145401 is 104541373.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 373069225 + 76176 = 19315^2 + 276^2 .

It is a cyclic number.

It is not a de Polignac number, because 373145401 - 2¹³ = 373137209 is a prime.

It is a super-3 number, since 3×373145401³ (a number of 27 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 373145401.

It is not a weakly prime, because it can be changed into another prime (373145411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186572700 + 186572701.

It is an arithmetic number, because the mean of its divisors is an integer number (186572701).

Almost surely, 2^373145401 is an apocalyptic number.

It is an amenable number.

373145401 is a deficient number, since it is larger than the sum of its proper divisors (1).

373145401 is an equidigital number, since it uses as much as digits as its factorization.

373145401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 373145401 is about 19316.9718382566. The cubic root of 373145401 is about 719.9340223751.

Adding to 373145401 its reverse (104541373), we get a palindrome (477686774).

The spelling of 373145401 in words is "three hundred seventy-three million, one hundred forty-five thousand, four hundred one".