1048640141 has 2 divisors, whose sum is σ = 1048640142. Its totient is φ = 1048640140.

The previous prime is 1048640123. The next prime is 1048640147. The reversal of 1048640141 is 1410468401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 878233225 + 170406916 = 29635^2 + 13054^2 .

It is a cyclic number.

It is not a de Polignac number, because 1048640141 - 2¹⁸ = 1048377997 is a prime.

It is a super-2 number, since 2×1048640141² = 2199292290632999762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1048640147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 524320070 + 524320071.

It is an arithmetic number, because the mean of its divisors is an integer number (524320071).

Almost surely, 2^1048640141 is an apocalyptic number.

It is an amenable number.

1048640141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1048640141 is an equidigital number, since it uses as much as digits as its factorization.

1048640141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 1048640141 is about 32382.7136139021. The cubic root of 1048640141 is about 1015.9573876588.

The spelling of 1048640141 in words is "one billion, forty-eight million, six hundred forty thousand, one hundred forty-one".