1201742407 has 2 divisors, whose sum is σ = 1201742408. Its totient is φ = 1201742406.

The previous prime is 1201742401. The next prime is 1201742413. The reversal of 1201742407 is 7042471021.

It is a balanced prime because it is at equal distance from previous prime (1201742401) and next prime (1201742413).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1201742407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201742401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600871203 + 600871204.

It is an arithmetic number, because the mean of its divisors is an integer number (600871204).

Almost surely, 2^1201742407 is an apocalyptic number.

1201742407 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201742407 is an equidigital number, since it uses as much as digits as its factorization.

1201742407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 1201742407 is about 34666.1565074642. The cubic root of 1201742407 is about 1063.1726492608.

The spelling of 1201742407 in words is "one billion, two hundred one million, seven hundred forty-two thousand, four hundred seven".