1400137242629 has 2 divisors, whose sum is σ = 1400137242630. Its totient is φ = 1400137242628.

The previous prime is 1400137242557. The next prime is 1400137242631. The reversal of 1400137242629 is 9262427310041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1342296030625 + 57841212004 = 1158575^2 + 240502^2 .

It is an emirp because it is prime and its reverse (9262427310041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1400137242629 - 2¹⁶ = 1400137177093 is a prime.

Together with 1400137242631, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1400137242529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700068621314 + 700068621315.

It is an arithmetic number, because the mean of its divisors is an integer number (700068621315).

Almost surely, 2^{1400137242629} is an apocalyptic number.

It is an amenable number.

1400137242629 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400137242629 is an equidigital number, since it uses as much as digits as its factorization.

1400137242629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 1400137242629 in words is "one trillion, four hundred billion, one hundred thirty-seven million, two hundred forty-two thousand, six hundred twenty-nine".