1401362129 has 2 divisors, whose sum is σ = 1401362130. Its totient is φ = 1401362128.

The previous prime is 1401362111. The next prime is 1401362141. The reversal of 1401362129 is 9212631041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1286872129 + 114490000 = 35873^2 + 10700^2 .

It is a cyclic number.

It is not a de Polignac number, because 1401362129 - 2¹⁶ = 1401296593 is a prime.

It is not a weakly prime, because it can be changed into another prime (1401362189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700681064 + 700681065.

It is an arithmetic number, because the mean of its divisors is an integer number (700681065).

Almost surely, 2^1401362129 is an apocalyptic number.

It is an amenable number.

1401362129 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401362129 is an equidigital number, since it uses as much as digits as its factorization.

1401362129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 1401362129 is about 37434.7716568433. The cubic root of 1401362129 is about 1119.0516336824.

The spelling of 1401362129 in words is "one billion, four hundred one million, three hundred sixty-two thousand, one hundred twenty-nine".