1120431202157 has 2 divisors, whose sum is σ = 1120431202158. Its totient is φ = 1120431202156.

The previous prime is 1120431202123. The next prime is 1120431202183. The reversal of 1120431202157 is 7512021340211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 990460857961 + 129970344196 = 995219^2 + 360514^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120431202157 - 2²² = 1120427007853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120431201157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560215601078 + 560215601079.

It is an arithmetic number, because the mean of its divisors is an integer number (560215601079).

Almost surely, 2^{1120431202157} is an apocalyptic number.

It is an amenable number.

1120431202157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120431202157 is an equidigital number, since it uses as much as digits as its factorization.

1120431202157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 29.

Adding to 1120431202157 its reverse (7512021340211), we get a palindrome (8632452542368).

The spelling of 1120431202157 in words is "one trillion, one hundred twenty billion, four hundred thirty-one million, two hundred two thousand, one hundred fifty-seven".