1361412750 has 32 divisors (see below), whose sum is σ = 3398088096. Its totient is φ = 363043200.

The previous prime is 1361412739. The next prime is 1361412761. The reversal of 1361412750 is 572141631.

1361412750 = 3238² + 3239² + ... + 3362².

It is an interprime number because it is at equal distance from previous prime (1361412739) and next prime (1361412761).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 906859 + ... + 908358.

It is an arithmetic number, because the mean of its divisors is an integer number (106190253).

Almost surely, 2^1361412750 is an apocalyptic number.

1361412750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1361412750 is an abundant number, since it is smaller than the sum of its proper divisors (2036675346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1361412750 is a wasteful number, since it uses less digits than its factorization.

1361412750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1815237 (or 1815227 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 1361412750 is about 36897.3271389677. The cubic root of 1361412750 is about 1108.3151535011.

The spelling of 1361412750 in words is "one billion, three hundred sixty-one million, four hundred twelve thousand, seven hundred fifty".