1154002141 has 2 divisors, whose sum is σ = 1154002142. Its totient is φ = 1154002140.

The previous prime is 1154002117. The next prime is 1154002147. The reversal of 1154002141 is 1412004511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 980316100 + 173686041 = 31310^2 + 13179^2 .

It is an emirp because it is prime and its reverse (1412004511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1154002141 - 2⁷ = 1154002013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1154002147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577001070 + 577001071.

It is an arithmetic number, because the mean of its divisors is an integer number (577001071).

Almost surely, 2^1154002141 is an apocalyptic number.

It is an amenable number.

1154002141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1154002141 is an equidigital number, since it uses as much as digits as its factorization.

1154002141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 1154002141 is about 33970.6070154774. The cubic root of 1154002141 is about 1048.9035087211.

Adding to 1154002141 its reverse (1412004511), we get a palindrome (2566006652).

The spelling of 1154002141 in words is "one billion, one hundred fifty-four million, two thousand, one hundred forty-one".